INFO: task kworker/0:0:9 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c r5:83236000 r4:83236000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb703000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f6b8c r4:857f6800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f6b8c r4:830b8400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236000 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8400 r8:80287e08 r7:df819e48 r6:830b8480 r5:83236000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf83dfb0 to 0xdf83dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b51c0 INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cf829000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/0:2:47 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:2 state:D stack:0 pid:47 tgid:47 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df921d84 r8:00000002 r7:60000113 r6:df921d8c r5:83395400 r4:83395400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83395400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df921e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9f000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83395400 r7:00000000 r6:83018000 r5:00001000 r4:7f123000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec945000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857fdf8c r4:857fdc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857fdf8c r4:83364b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83395400 r8:83364bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83364b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83364b80 r8:80287e08 r7:df841e60 r6:83364c00 r5:83395400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf921fb0 to 0xdf921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:833684c0 INFO: task kworker/0:2:47 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/1:3:1785 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:3 state:D stack:0 pid:1785 tgid:1785 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:83b4c800 r4:83b4c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b4c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857654c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83b4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf7d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cfcb8c r4:85cfc800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cfcb8c r4:84378e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b4c800 r8:84378e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84378e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84378e00 r8:80287e08 r7:df879e60 r6:84378e80 r5:83b4c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84317c80 INFO: task kworker/1:3:1785 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/0:1:3098 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:0 pid:3098 tgid:3098 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9a9d84 r8:00000002 r7:60000013 r6:df9a9d8c r5:83b09800 r4:83b09800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b09800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cd6c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83b09800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a278c r4:850a2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a278c r4:84874980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b09800 r8:848749ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84874980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84874980 r8:80287e08 r7:df921e60 r6:84874a00 r5:83b09800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84236cc0 INFO: task kworker/0:1:3098 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/1:10:3133 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:10 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:83301800 r4:83301800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83301800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ddec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83301800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e050f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511fb8c r4:8511f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511fb8c r4:847d1e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83301800 r8:847d1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847d1e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847d1e80 r8:80287e08 r7:df9bde60 r6:847d1700 r5:83301800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9edfb0 to 0xdf9edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84253e00 INFO: task kworker/1:10:3133 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/0:3:3137 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:3 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9d1d84 r8:00000002 r7:60000113 r6:df9d1d8c r5:8449bc00 r4:8449bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8449bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ae040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8449bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaedd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857fc78c r4:857fc400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857fc78c r4:84874a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8449bc00 r8:84874aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84874a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84874a80 r8:80287e08 r7:df921e60 r6:84874b00 r5:8449bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84270bc0 INFO: task kworker/0:3:3137 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/1:12:3139 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:12 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:8449a400 r4:8449a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8449a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dba80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8449a400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0179000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e938c r4:851e9000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851e938c r4:84185280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8449a400 r8:841852ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84185280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84185280 r8:80287e08 r7:df9ede60 r6:84874700 r5:8449a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa09fb0 to 0xdfa09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183380 INFO: task kworker/1:12:3139 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/1:13:3141 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:13 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:8449d400 r4:8449d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8449d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ef100 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8449d400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e059f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a4f8c r4:846a4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a4f8c r4:83353700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8449d400 r8:8335372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83353700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83353700 r8:80287e08 r7:dfa09e60 r6:84874b80 r5:8449d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa1dfb0 to 0xdfa1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:841834c0 INFO: task kworker/1:13:3141 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/1:14:3143 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa21d84 r8:00000002 r7:60000113 r6:dfa21d8c r5:8449e000 r4:8449e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8449e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa21e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ef900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8449e000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a538c r4:846a5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a538c r4:83353500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8449e000 r8:8335352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83353500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83353500 r8:80287e08 r7:dfa1de60 r6:84874c00 r5:8449e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa21fb0 to 0xdfa21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183600 INFO: task kworker/1:14:3143 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/1:15:3145 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:15 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:833ae000 r4:833ae000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:833ae000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532afc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:833ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe19000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85248b8c r4:85248800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85248b8c r4:84186b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:833ae000 r8:84186bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84186b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84186b80 r8:80287e08 r7:dfa21e60 r6:84874c80 r5:833ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa31fb0 to 0xdfa31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183740 INFO: task kworker/1:15:3145 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:16:3147 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:16 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000013 r6:dfa39d8c r5:83b56c00 r4:83b56c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b56c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536d400 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83b56c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab23000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524b78c r4:8524b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524b78c r4:830cc100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b56c00 r8:830cc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc100 r8:80287e08 r7:dfa31e60 r6:84874d00 r5:83b56c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa39fb0 to 0xdfa39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:841838c0 INFO: task kworker/1:16:3147 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:17:3149 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:17 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000013 r6:dfa45d8c r5:83236c00 r4:83236c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533c1c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83236c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0139000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524978c r4:85249400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524978c r4:830cc080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236c00 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc080 r8:80287e08 r7:dfa39e60 r6:84874d80 r5:83236c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa45fb0 to 0xdfa45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183b40 INFO: task kworker/1:17:3149 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:18:3151 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:18 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:842cb000 r4:842cb000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842cb000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a46b00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:842cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06a3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a678c r4:846a6400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a678c r4:830cc300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842cb000 r8:830cc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc300 r8:80287e08 r7:dfa39e60 r6:84874e00 r5:842cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa4dfb0 to 0xdfa4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183880 INFO: task kworker/1:18:3151 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:19:3153 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:19 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:842cc800 r4:842cc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842cc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a46bc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:842cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89bf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a638c r4:846a6000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a638c r4:830cc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842cc800 r8:830cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc280 r8:80287e08 r7:dfa4de60 r6:84874e80 r5:842cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa59fb0 to 0xdfa59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:841838c0 INFO: task kworker/1:19:3153 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:20:3155 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:20 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa65d84 r8:00000002 r7:60000013 r6:dfa65d8c r5:842cd400 r4:842cd400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842cd400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c77c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:842cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa2b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e5f8c r4:854e5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e5f8c r4:83348880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842cd400 r8:833488ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83348880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83348880 r8:80287e08 r7:dfa4de60 r6:84874f00 r5:842cd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa65fb0 to 0xdfa65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183d00 INFO: task kworker/1:20:3155 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:21:3157 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:21 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000013 r6:dfa79d8c r5:842ca400 r4:842ca400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842ca400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842414c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:842ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa3b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555f38c r4:8555f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555f38c r4:83348800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842ca400 r8:8334882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83348800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83348800 r8:80287e08 r7:dfa65e60 r6:84874f80 r5:842ca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa79fb0 to 0xdfa79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84253bc0 INFO: task kworker/1:21:3157 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3159 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa81d84 r8:00000002 r7:60080113 r6:dfa81d8c r5:842ce000 r4:842ce000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842ce000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9b940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:842ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0703000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550bb8c r4:8550b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550bb8c r4:84184b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842ce000 r8:84184bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84184b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84184b80 r8:80287e08 r7:dfa79e60 r6:84874880 r5:842ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa81fb0 to 0xdfa81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183f40 INFO: task kworker/1:22:3159 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:23:3160 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:23 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60080113 r6:dfa8dd8c r5:842c9800 r4:842c9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842c9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a56f00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:842c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0565000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85594b8c r4:85594800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85594b8c r4:845bae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842c9800 r8:845bae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:845bae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845bae00 r8:80287e08 r7:dfa81e60 r6:84874900 r5:842c9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa8dfb0 to 0xdfa8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183f40 INFO: task kworker/1:23:3160 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:24:3162 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:24 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa91d84 r8:00000002 r7:60000013 r6:dfa91d8c r5:842cbc00 r4:842cbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842cbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:842cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa91000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a778c r4:846a7400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a778c r4:84274000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842cbc00 r8:8427402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274000 r8:80287e08 r7:dfa8de60 r6:84874680 r5:842cbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa91fb0 to 0xdfa91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84253bc0 INFO: task kworker/1:24:3162 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:25:3164 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:25 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa9dd84 r8:00000002 r7:60080113 r6:dfa9dd8c r5:84022400 r4:84022400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84022400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84836ec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84022400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab3f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85595f8c r4:85595c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85595f8c r4:84274080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84022400 r8:842740ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274080 r8:80287e08 r7:dfa91e60 r6:84874600 r5:84022400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa9dfb0 to 0xdfa9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417f100 INFO: task kworker/1:25:3164 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:26:3166 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:26 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaadd84 r8:00000002 r7:60080113 r6:dfaadd8c r5:84021800 r4:84021800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84021800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84021800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaf7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85596f8c r4:85596c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85596f8c r4:84274100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84021800 r8:8427412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274100 r8:80287e08 r7:dfa91e60 r6:83890680 r5:84021800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaadfb0 to 0xdfaadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417f180 INFO: task kworker/1:26:3166 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:27:3168 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:27 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60080113 r6:dfa7dd8c r5:83306000 r4:83306000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83306000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b782c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83306000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf51000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a7b8c r4:846a7800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a7b8c r4:84274180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83306000 r8:842741ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274180 r8:80287e08 r7:dfa91e60 r6:84274200 r5:83306000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa7dfb0 to 0xdfa7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417f280 INFO: task kworker/1:27:3168 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:28:3171 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:28 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfab5d84 r8:00000002 r7:60080113 r6:dfab5d8c r5:842c0000 r4:842c0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842c0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576c600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:842c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6bf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a8f8c r4:846a8c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a8f8c r4:84274280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842c0000 r8:842742ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274280 r8:80287e08 r7:dfa91e60 r6:84274300 r5:842c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab5fb0 to 0xdfab5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417f500 INFO: task kworker/1:28:3171 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:29:3173 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:29 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa61d84 r8:00000002 r7:60080113 r6:dfa61d8c r5:832e0000 r4:832e0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:832e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa83000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574338c r4:85743000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574338c r4:84274380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e0000 r8:842743ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274380 r8:80287e08 r7:dfab5e60 r6:84274400 r5:832e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa61fb0 to 0xdfa61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417f500 INFO: task kworker/1:29:3173 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:30:3177 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:30 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac9d84 r8:00000002 r7:60080113 r6:dfac9d8c r5:832e5400 r4:832e5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:832e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfad1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851b8b8c r4:851b8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851b8b8c r4:84274480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e5400 r8:842744ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274480 r8:80287e08 r7:dfab5e60 r6:84274500 r5:832e5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac9fb0 to 0xdfac9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417fa40 INFO: task kworker/1:30:3177 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:31:3178 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:31 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfad5d84 r8:00000002 r7:60080113 r6:dfad5d8c r5:832e6c00 r4:832e6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576c580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:832e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6d1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a878c r4:846a8400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a878c r4:84274600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e6c00 r8:8427462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274600 r8:80287e08 r7:dfac9e60 r6:84274680 r5:832e6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad5fb0 to 0xdfad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417fa40 INFO: task kworker/1:31:3178 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:32:3180 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:32 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfae9d84 r8:00000002 r7:60000013 r6:dfae9d8c r5:832e1800 r4:832e1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832e1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ed040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:832e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89e3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851b9b8c r4:851b9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851b9b8c r4:84274700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832e1800 r8:8427472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274700 r8:80287e08 r7:dfac9e60 r6:84274780 r5:832e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfae9fb0 to 0xdfae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417fa40 INFO: task kworker/1:32:3180 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:33:3181 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:33 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000013 r6:dfaf5d8c r5:84620000 r4:84620000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84620000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f4180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84620000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df881000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bb38c r4:851bb000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851bb38c r4:84274800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84620000 r8:8427482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274800 r8:80287e08 r7:dfae9e60 r6:84274880 r5:84620000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417fa40 INFO: task kworker/1:33:3181 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:34:3182 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:34 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:84623c00 r4:84623c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84623c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857653c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84623c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece41000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cfc78c r4:85cfc400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cfc78c r4:84274900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84623c00 r8:8427492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274900 r8:80287e08 r7:dfaf5e60 r6:84274980 r5:84623c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfafdfb0 to 0xdfafdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417fa40 INFO: task kworker/1:34:3182 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:35:3183 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:35 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb01d84 r8:00000002 r7:600f0013 r6:dfb01d8c r5:84620c00 r4:84620c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84620c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84620c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6a3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85877f8c r4:85877c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85877f8c r4:84274a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84620c00 r8:84274a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274a00 r8:80287e08 r7:dfafde60 r6:84274a80 r5:84620c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb01fb0 to 0xdfb01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183240 INFO: task kworker/1:35:3183 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:4:3188 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:84026c00 r4:84026c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84026c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9f9c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84026c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebda9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ff78c r4:857ff400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857ff78c r4:83890780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84026c00 r8:838907ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:83890780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83890780 r8:80287e08 r7:df921e60 r6:83890600 r5:84026c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417cd00 INFO: task kworker/0:4:3188 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: cfda8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:5:3189 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb11d84 r8:00000002 r7:60000113 r6:dfb11d8c r5:84024800 r4:84024800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84024800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9f380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84024800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba17000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857feb8c r4:857fe800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857feb8c r4:8452ca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84024800 r8:8452ca2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8452ca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8452ca00 r8:80287e08 r7:dfaf9e60 r6:8452ca80 r5:84024800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb11fb0 to 0xdfb11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417cd00 INFO: task kworker/0:5:3189 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:6:3191 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:84026000 r4:84026000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84026000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84026000 r7:00000000 r6:83018000 r5:00001000 r4:7f129000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca8b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857fff8c r4:857ffc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857fff8c r4:84287e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84026000 r8:84287eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84287e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84287e80 r8:80287e08 r7:dfaf9e60 r6:832a0080 r5:84026000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb19fb0 to 0xdfb19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417c6c0 INFO: task kworker/0:6:3191 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:7:3193 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb25d84 r8:00000002 r7:60000013 r6:dfb25d8c r5:842cec00 r4:842cec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:842cec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9f640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:842cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdc3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ffb8c r4:857ff800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857ffb8c r4:832a0000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:842cec00 r8:832a002c r7:82804d40 r6:dddced80 r5:dddceda0 r4:832a0000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832a0000 r8:80287e08 r7:dfb19e60 r6:832a0a80 r5:842cec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb25fb0 to 0xdfb25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417ce40 INFO: task kworker/0:7:3193 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:8:3196 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:849a8000 r4:849a8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfacb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85938b8c r4:85938800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85938b8c r4:832a0500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a8000 r8:832a052c r7:82804d40 r6:dddced80 r5:dddceda0 r4:832a0500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832a0500 r8:80287e08 r7:dfb19e60 r6:832a0480 r5:849a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb2dfb0 to 0xdfb2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850140 INFO: task kworker/0:8:3196 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:9:3197 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:849a8c00 r4:849a8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc0540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec683000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3878c r4:84a38400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3878c r4:830b8600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a8c00 r8:830b862c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8600 r8:80287e08 r7:dfb2de60 r6:830b8500 r5:849a8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb39fb0 to 0xdfb39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850140 INFO: task kworker/0:9:3197 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3200 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:849a9800 r4:849a9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849a9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc05c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec75f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8469db8c r4:8469d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8469db8c r4:84226e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849a9800 r8:84226eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84226e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84226e80 r8:80287e08 r7:dfb2de60 r6:84226b00 r5:849a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb55fb0 to 0xdfb55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850240 INFO: task kworker/0:10:3200 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3202 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:849aa400 r4:849aa400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849aa400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8417c900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec76f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593838c r4:85938000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593838c r4:848be000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849aa400 r8:848be02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be000 r8:80287e08 r7:dfb2de60 r6:848be080 r5:849aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb65fb0 to 0xdfb65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848507c0 INFO: task kworker/0:11:3202 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:12:3205 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:849ac800 r4:849ac800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ac800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0ef000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593938c r4:85939000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593938c r4:848be100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ac800 r8:848be12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be100 r8:80287e08 r7:dfb2de60 r6:848be180 r5:849ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb71fb0 to 0xdfb71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848508c0 INFO: task kworker/0:12:3205 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:13:3206 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:13 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:849abc00 r4:849abc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849abc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac39000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85938f8c r4:85938c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85938f8c r4:848be200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849abc00 r8:848be22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be200 r8:80287e08 r7:dfb71e60 r6:848be280 r5:849abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb75fb0 to 0xdfb75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848508c0 INFO: task kworker/0:13:3206 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:3209 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:849ad400 r4:849ad400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ad400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723fc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebba9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593a78c r4:8593a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593a78c r4:848be300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ad400 r8:848be32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be300 r8:80287e08 r7:dfb71e60 r6:848be380 r5:849ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb4dfb0 to 0xdfb4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850d00 INFO: task kworker/0:14:3209 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:36:3210 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:36 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb8dd84 r8:00000002 r7:60000013 r6:dfb8dd8c r5:84621800 r4:84621800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84621800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84621800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba8b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c11f8c r4:85c11c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c11f8c r4:84274b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84621800 r8:84274b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84274b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84274b00 r8:80287e08 r7:dfafde60 r6:84274b80 r5:84621800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb8dfb0 to 0xdfb8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84855440 INFO: task kworker/1:36:3210 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:3211 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:15 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:849ae000 r4:849ae000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ae000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5af000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593978c r4:85939400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593978c r4:848be400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ae000 r8:848be42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be400 r8:80287e08 r7:dfb4de60 r6:848be480 r5:849ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb85fb0 to 0xdfb85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850d00 INFO: task kworker/0:15:3211 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:16:3213 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:16 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:849aec00 r4:849aec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849aec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb895000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85939f8c r4:85939c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85939f8c r4:848be500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849aec00 r8:848be52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be500 r8:80287e08 r7:dfb4de60 r6:848be580 r5:849aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb41fb0 to 0xdfb41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850c80 INFO: task kworker/0:16:3213 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3215 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:17 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:849ab000 r4:849ab000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ab000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857237c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba07000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593a38c r4:8593a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593a38c r4:848be600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ab000 r8:848be62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be600 r8:80287e08 r7:dfb4de60 r6:848be680 r5:849ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb91fb0 to 0xdfb91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ba280 INFO: task kworker/0:17:3215 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3219 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:18 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:84626000 r4:84626000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84626000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85726500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84626000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec68d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593ab8c r4:8593a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593ab8c r4:848be700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84626000 r8:848be72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be700 r8:80287e08 r7:dfb4de60 r6:84274c00 r5:84626000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa01fb0 to 0xdfa01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ba380 INFO: task kworker/0:18:3219 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3221 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:19 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:84625400 r4:84625400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84625400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b82e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84625400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca01000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ff38c r4:857ff000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857ff38c r4:848be780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84625400 r8:848be7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be780 r8:80287e08 r7:dfa01e60 r6:84274c80 r5:84625400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa95fb0 to 0xdfa95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ba380 INFO: task kworker/0:19:3221 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3222 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:20 state:D stack:0 pid:3222 tgid:3222 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:84623000 r4:84623000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84623000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9f6c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84623000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec769000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593af8c r4:8593ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593af8c r4:848be800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84623000 r8:848be82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be800 r8:80287e08 r7:dfa95e60 r6:84274d00 r5:84623000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac1fb0 to 0xdfac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ba380 INFO: task kworker/0:20:3222 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3225 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:21 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:849b8c00 r4:849b8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85726d40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec77d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593b38c r4:8593b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593b38c r4:848be880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b8c00 r8:848be8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be880 r8:80287e08 r7:dfa95e60 r6:84274d80 r5:849b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbbdfb0 to 0xdfbbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ba640 INFO: task kworker/0:21:3225 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:22:3226 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:849b8000 r4:849b8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec799000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cd38c r4:859cd000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859cd38c r4:848be900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b8000 r8:848be92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be900 r8:80287e08 r7:dfa95e60 r6:84274e00 r5:849b8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ba780 INFO: task kworker/0:22:3226 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3228 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:23 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:849b9800 r4:849b9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fe000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7ab000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cd78c r4:859cd400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859cd78c r4:848be980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b9800 r8:848be9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:848be980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848be980 r8:80287e08 r7:dfa95e60 r6:84274e80 r5:849b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbcdfb0 to 0xdfbcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ba900 INFO: task kworker/0:23:3228 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:24:3230 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbd5d84 r8:00000002 r7:60000113 r6:dfbd5d8c r5:849ba400 r4:849ba400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ba400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b82840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8df000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593b78c r4:8593b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593b78c r4:848bea00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ba400 r8:848bea2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848bea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848bea00 r8:80287e08 r7:dfa95e60 r6:84274f00 r5:849ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848baa40 INFO: task kworker/0:24:3230 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3232 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:849bb000 r4:849bb000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bb000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b82b00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec911000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593bb8c r4:8593b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593bb8c r4:848bea80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bb000 r8:848beaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:848bea80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848bea80 r8:80287e08 r7:dfa95e60 r6:84274f80 r5:849bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbddfb0 to 0xdfbddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848bab80 INFO: task kworker/0:25:3232 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:26:3234 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:26 state:D stack:0 pid:3234 tgid:3234 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000013 r6:dfb9dd8c r5:849bc800 r4:849bc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b82dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9c9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8593bf8c r4:8593bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8593bf8c r4:848beb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bc800 r8:848beb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848beb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848beb00 r8:80287e08 r7:dfa95e60 r6:84083000 r5:849bc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb9dfb0 to 0xdfb9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848badc0 INFO: task kworker/0:26:3234 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:37:3237 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:37 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:849bd400 r4:849bd400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bd400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:849bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd91000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cfc38c r4:85cfc000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cfc38c r4:84083080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bd400 r8:840830ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84083080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84083080 r8:80287e08 r7:dfafde60 r6:84083100 r5:849bd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84272080 INFO: task kworker/1:37:3237 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:38:3239 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:38 state:D stack:0 pid:3239 tgid:3239 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:849be000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/1:39:3240 blocked for more than 451 seconds. r5:849bec00 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857657c0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bec00 r8:840832ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84083280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84083280 r8:80287e08 r7:dfbade60 r6:84083300 r5:849bec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84272200 INFO: task kworker/1:39:3240 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:40:3243 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:40 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbe5d84 r8:00000002 r7:60000113 r6:dfbe5d8c r5:849bbc00 r4:849bbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:849bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f135000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed29b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cfdb8c r4:85cfd800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cfdb8c r4:84083380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bbc00 r8:840833ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84083380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84083380 r8:80287e08 r7:dfbe1e60 r6:84083400 r5:849bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbe5fb0 to 0xdfbe5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84272300 INFO: task kworker/1:40:3243 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a38f8c r4:84a38c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84626c00 r8:848bebac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:28:3248 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:28 state:D stack:0 pid:3248 tgid:3248 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbf1d84 r8:00000002 r7:60000013 r6:dfbf1d8c r5:84608000 r4:84608000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84608000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b82600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84608000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca23000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a38b8c r4:84a38800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a38b8c r4:848bec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84608000 r8:848bec2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848bec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe07add28 to 0xe07add70) r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b70b00 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r5:00001000 r4:df98f000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:30:3254 blocked for more than 451 seconds. r5:8460a400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb37000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595cb8c r4:8595c800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8595cb8c r4:848bed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8460a400 r8:848bed2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848bed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848bed00 r8:80287e08 r7:dfbf5e60 r6:84083700 r5:8460a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbfdfb0 to 0xdfbfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:840854c0 INFO: task kworker/0:30:3254 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:31:3256 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:31 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b70bc0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595c78c r4:8595c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8595c78c r4:848bee00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8460bc00 r8:848bee2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848bee00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848bee00 r8:80287e08 r7:dfbfde60 r6:84083880 r5:8460bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc05fb0 to 0xdfc05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:840857c0 INFO: task kworker/0:31:3256 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:32:3258 blocked for more than 451 seconds. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:33 state:D stack:0 pid:3260 tgid:3260 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:84661800 r4:84661800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84661800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b70e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84661800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb45000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595cf8c r4:8595cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8595cf8c r4:848bef00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84661800 r8:848bef2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848bef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848bef00 r8:80287e08 r7:dfc09e60 r6:848bef80 r5:84661800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84085a40 INFO: task kworker/0:33:3260 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:34:3263 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:34 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc19d84 r8:00000002 r7:60000113 r6:dfc19d8c r5:8460d400 r4:8460d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8460d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d7740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8460d400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7b1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595d38c r4:8595d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8595d38c r4:84084000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8460d400 r8:8408402c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84084000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84084000 r8:80287e08 r7:dfc09e60 r6:84083980 r5:8460d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc19fb0 to 0xdfc19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84085a40 INFO: task kworker/0:34:3263 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe07add28 to 0xe07add70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:83b68000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84085d80 INFO: task kworker/0:35:3265 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:36:3268 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:36 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:dfc0dd84 r8:00000002 r7:60000113 r6:dfc0dd8c r5:84660c00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c2040 r5:00001000 r4:ec8ab000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3938c r4:84a39000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3938c r4:84084100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84084100 r10:00000000 r9:84084100 r8:80287e08 r7:dfc09e60 r6:84084180 r5:84660c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:37:3269 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:37 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:84662400 r4:84662400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84662400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84662400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf39000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595df8c r4:8595dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8595df8c r4:84084200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84662400 r8:8408422c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84084200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84084200 r8:80287e08 r7:dfc0de60 r6:84084280 r5:84662400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc2dfb0 to 0xdfc2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84085d40 INFO: task kworker/0:37:3269 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:38:3270 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:38 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc39d84 r8:00000002 r7:60000113 r6:dfc39d8c r5:83b68c00 r4:83b68c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b68c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595e78c r4:8595e400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84085d40 INFO: task kworker/0:38:3270 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:39:3273 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:39 state:D stack:0 pid:3273 tgid:3273 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc59d84 r8:00000002 r7:60000113 r6:dfc59d8c r5:83b6a400 r4:83b6a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b6a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c2140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:00001000 r4:ec8d5000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85a5c38c r4:84084380 r4:84084380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84084380 r8:80287e08 r7:dfc0de60 r6:84083b00 r5:83b6a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc59fb0 to 0xdfc59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84180280 INFO: task kworker/0:39:3273 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b0f8c r4:859b0c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84084400 r8:80287e08 r7:dfc59e60 r6:84083b80 r5:83b6bc00 r4:84180280 Call trace: [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/0:41:3276 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:41 state:D stack:0 pid:3276 tgid:3276 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc69d84 r8:00000002 r7:60000113 r6:dfc69d8c r5:83b69800 r4:83b69800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b69800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6b40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83b69800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec791000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595ff8c r4:8595fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8595ff8c r4:84084480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b69800 r8:840844ac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8595fb8c r4:84084500 r4:84084500 r10:00000000 r9:84084500 r8:80287e08 r7:dfc59e60 r6:84083c80 r5:83b6c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc75fb0 to 0xdfc75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:841805c0 INFO: task kworker/0:42:3278 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 r5:00001000 r4:df98f000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6f40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83b6d400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdaf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595f78c r4:8595f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8595f78c r4:84084580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85d1938c r4:85d19000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:83b6e000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a5e38c r4:85a5e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84084600 r8:80287e08 r7:dfc59e60 r6:84083d80 r5:83b6e000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) dfa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:45:3284 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:45 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc8dd84 r8:00000002 r7:60000113 r6:dfc8dd8c r5:83b6ec00 r4:83b6ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b6ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481c3c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83b6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecae5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a5eb8c r4:85a5e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a5eb8c r4:84084680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b6ec00 r8:840846ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84084680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84084680 r8:80287e08 r7:dfc89e60 r6:84083e00 r5:83b6ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc8dfb0 to 0xdfc8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84084700 r8:80287e08 r7:dfc89e60 r6:84083e80 r5:8460ec00 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ecb39000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84084780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84084780 r8:80287e08 r7:dfc89e60 r6:84083f00 r5:83b6b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcadfb0 to 0xdfcadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84180c40 INFO: task kworker/0:47:3288 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:48:3290 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:48 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcbdd84 r8:00000002 r7:60000113 r6:dfcbdd8c r5:849f0c00 r4:849f0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849f0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c2880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1b5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a5df8c r4:85a5dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a5df8c r4:84084800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f0c00 r8:8408482c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84084800 r10:00000000 r9:84084800 r8:80287e08 r7:dfcade60 r6:84083f80 r5:849f0c00 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) dfa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec985000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:50:3294 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:50 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:849f1800 r4:849f1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849f1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c2680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec94f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a5d78c r4:85a5d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a5d78c r4:84084880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f1800 r8:840848ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84084880 r10:00000000 r9:84084880 r8:80287e08 r7:dfcade60 r6:84811080 r5:849f1800 Call trace: Exception stack(0xe07add28 to 0xe07add70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:51:3296 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:51 state:D stack:0 pid:3296 tgid:3296 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce5e08 r5:85a5d38c r4:85a5d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a5d38c r4:84084980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f2400 r8:840849ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84084980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84084980 r8:80287e08 r7:dfcade60 r6:84811100 r5:849f2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfce5fb0 to 0xdfce5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84180dc0 INFO: task kworker/0:51:3296 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 r5:85a5cb8c r4:85a5c800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r5:00001000 r4:df98f000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 r4:84bf0c00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:850a2f8c r4:850a2c00 r4:850b7e00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:8510eb8c r4:8510e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850e7d00 r8:80287e08 r7:e0799e60 r6:850e7d80 r5:85002400 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:299:3922 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:299 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e07b9d84 r8:00000002 r7:60000113 r6:e07b9d8c r5:85006c00 r4:85006c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85006c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8510e78c r4:8510e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe07add28 to 0xe07add70) r4:00000000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Not tainted 6.15.0-rc5-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 r5:850a2b8c r4:850a2800 r10:61c88647 r9:84bfec00 r8:850b7fac r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/0:300:3923 is blocked on a mutex likely owned by task kworker/1:101:3920. dd60: 80230ad0 80239bb0 800f0013 ffffffff [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85066c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85066c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3cc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85066c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07cf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510ef8c r4:8510ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510ef8c r4:850e7f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85066c00 r8:850e7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7f00 r8:80287e08 r7:e07a9e60 r6:850e0080 r5:85066c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0769fb0 to 0xe0769ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3780 INFO: task kworker/1:102:3925 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:8291a684 r9:e07e9d84 r8:00000002 r7:60000113 r6:e07e9d8c r5:85063c00 r5:00001000 r4:e07d5000 r5:8510f38c r4:8510f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510f38c r4:850e7f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85063c00 r8:850e7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7f80 r8:80287e08 r7:e0769e60 r6:850e0100 r5:85063c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07e9fb0 to 0xe07e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3f40 INFO: task kworker/1:103:3928 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d04d5000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:850e7c80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:8510f78c r4:8510f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85131800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85131800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6bc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85131800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07fd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510fb8c r4:8510f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510fb8c r4:850e2080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0809e08 r5:8511c78c r4:8511c400 r10:61c88647 r9:85130000 r8:850e212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e3300 r4:85132400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e081de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d6040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85132400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e080f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510ff8c r4:8510fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8510ff8c r4:850e2180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85132400 r8:850e21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2180 r8:80287e08 r7:e0809e60 r6:850e0300 r5:85132400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe081dfb0 to 0xe081dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d6040 INFO: task kworker/1:107:3935 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:108:3938 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:108 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0829d84 r8:00000002 r7:60000013 r6:e0829d8c r5:85133000 r4:85133000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85133000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0829e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d6180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85133000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0819000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511c38c r4:8511c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511c38c r4:850e2200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85133000 r8:850e222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2200 r8:80287e08 r7:e0809e60 r6:850e0380 r5:85133000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0829fb0 to 0xe0829ff8) 9fa0: 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e3300 r10:8291a684 r9:e0849d84 r8:00000002 r7:60000113 r6:e0849d8c r5:85135400 r4:85135400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85135400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0849e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d6640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85135400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e084f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511cf8c r4:8511cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511cf8c r4:850e2280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85135400 r8:850e22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2280 r8:80287e08 r7:e0809e60 r6:850e0400 r5:85135400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0849fb0 to 0xe0849ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d6300 INFO: task kworker/1:109:3940 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/1:110:3942 blocked for more than 451 seconds. r5:85136000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e084de08 r9:83018205 r8:85136000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 r5:8511cb8c r4:8511c800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85136000 r8:850e232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2300 r8:80287e08 r7:e0849e60 r6:850e0480 r5:85136000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe084dfb0 to 0xe084dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d6540 INFO: task kworker/1:110:3942 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8511d38c r4:8511d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:e0875d84 r8:00000002 r7:60000113 r6:e0875d8c r5:85134800 r4:85134800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85134800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0875e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d6840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85134800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e086b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511d78c r4:8511d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511d78c r4:850e2400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85134800 r8:850e242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2400 r8:80287e08 r7:e0859e60 r6:850e0580 r5:85134800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0875fb0 to 0xe0875ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d6a00 INFO: task kworker/1:112:3946 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/1:113:3947 blocked for more than 451 seconds. r5:85133c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8511df8c r4:8511dc00 r10:61c88647 r9:85133c00 r8:850e24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0821e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d69c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85006000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0871000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511db8c r4:8511d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511db8c r4:850e2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85006000 r8:850e252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2500 r8:80287e08 r7:e088de60 r6:850e2580 r5:85006000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0821fb0 to 0xe0821ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d6880 INFO: task kworker/1:114:3950 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85005400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e08a7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511e78c r4:8511e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511e78c r4:850e2600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85005400 r8:850e262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2600 r8:80287e08 r7:e088de60 r6:850e2680 r5:85005400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe089dfb0 to 0xe089dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d6a40 INFO: task kworker/1:115:3953 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d6c40 r5:8511e38c r4:8511e000 r7:ddde2d80 r6:83018200 r5:8511e38c r4:850e2700 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe07add28 to 0xe07add70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe07adfb0 to 0xe07adff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:117:3960 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:117 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e05b5d84 r8:00000002 r7:60000013 r6:e05b5d8c r5:85139800 r4:85139800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85139800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4f40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85139800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e08ad000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511eb8c r4:8511e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511eb8c r4:850e2800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85139800 r8:850e282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2800 r8:80287e08 r7:e089de60 r6:850e2880 r5:85139800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe05b5fb0 to 0xe05b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3980 INFO: task kworker/1:117:3960 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/1:118:3961 blocked for more than 452 seconds. r5:8513a400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8511ff8c r4:850e2900 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:119:3963 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:119 state:D stack:0 pid:3963 tgid:3963 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0631d84 r8:00000002 r7:60000113 r6:e0631d8c r5:8513bc00 r4:8513bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3a40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8513bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df991000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8511ef8c r4:8511ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8511ef8c r4:850e2a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513bc00 r8:850e2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2a00 r8:80287e08 r7:e05c1e60 r6:850e2a80 r5:8513bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:8513c800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 r5:8511f38c r4:8511f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e2b00 dfa0: 00000000 00000000 00000000 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e07addc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:301:3965 blocked for more than 452 seconds. r5:8513d400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cdb80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8513d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffef000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a378c r4:850a3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a378c r4:850e0680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513d400 r8:850e06ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e0680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0680 r8:80287e08 r7:e0775e60 r6:850e2c00 r5:8513d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe08c1fb0 to 0xe08c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850cd780 INFO: task kworker/0:301:3965 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:00000000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85138c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08e9e08 r9:83018005 r8:85138c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 r5:850a338c r4:850a3000 r10:61c88647 r9:85138c00 r8:850e072c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:121:3970 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:121 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e059dd84 r8:00000002 r7:60000113 r6:e059dd8c r5:8513e000 r4:8513e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c07c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8513e000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8511f78c r4:8511f400 r7:ddde2d80 r6:83018200 r5:8511f78c r4:850e2d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513e000 r8:850e2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2d00 r8:80287e08 r7:e05c1e60 r6:850e2d80 r5:8513e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe059dfb0 to 0xe059dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c0540 INFO: task kworker/1:121:3970 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:850a3b8c r4:850a3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850e0780 r8:80287e08 r7:e08c1e60 r6:850e2e00 r5:8513ec00 dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850cd980 INFO: task kworker/0:303:3971 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:304:3972 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a5e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:850ac78c r4:850ac400 r7:dddced80 r6:83018000 r5:850ac78c r4:850e0800 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe07add28 to 0xe07add70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:305:3974 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:305 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e08f1d84 r8:00000002 r7:60000013 r6:e08f1d8c r5:84923000 r4:84923000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84923000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cdf00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84923000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a3f8c r4:850a3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a3f8c r4:850e0900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84923000 r8:850e092c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e0900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe07add28 to 0xe07add70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:e08f9d84 r8:00000002 r7:60000113 r6:e08f9d8c r5:84920000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8415fb8c r4:8415f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84920000 r8:850e0a2c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0601d84 r8:00000002 r7:60000113 r6:e0601d8c r5:8513b000 r4:8513b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0601e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dd100 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8513b000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05a1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850adf8c r4:850adc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:850adf8c r4:850e2e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513b000 r8:850e2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e2e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e2e80 r8:80287e08 r7:e05c1e60 r6:850e2f00 r5:8513b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0601fb0 to 0xe0601ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c0780 INFO: task kworker/1:122:3979 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:307:3981 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:307 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4905d84 r8:00000002 r7:60000113 r6:e4905d8c r5:85140000 r4:85140000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85140000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4905e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e3a80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85140000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0111000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850ac38c r4:850ac000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850ac38c r4:850e0b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85140000 r8:850e0b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e0b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0b00 r8:80287e08 r7:e08a5e60 r6:850e2f80 r5:85140000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4905fb0 to 0xe4905ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3f80 INFO: task kworker/0:307:3981 is blocked on a mutex likely owned by task kworker/1:101:3920. r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 task:kworker/0:308 state:D stack:0 pid:3983 tgid:3983 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4911e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c2000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85141800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0145000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850acb8c r4:850ac800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850acb8c r4:850e0b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85141800 r8:850e0bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e0b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0b80 r8:80287e08 r7:e08a5e60 r6:850c9000 r5:85141800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4911fb0 to 0xe4911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84270c00 INFO: task kworker/0:308:3983 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:309:3987 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:309 state:D stack:0 pid:3987 tgid:3987 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4921d84 r8:00000002 r7:60000113 r6:e4921d8c r5:85140c00 r4:85140c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85140c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4921e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c2140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85140c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e015b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850acf8c r4:850acc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850acf8c r4:850e0c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85140c00 r8:850e0c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e0c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0c00 r8:80287e08 r7:e4911e60 r6:850c9080 r5:85140c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4921fb0 to 0xe4921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c2080 INFO: task kworker/0:309:3987 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4925e08 r5:00001000 r4:e016f000 r5:850ad38c r4:850ad000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e0c80 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e05c7000 r5:850ae38c r4:850ae000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e0d00 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:312:3991 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:312 state:D stack:0 pid:3991 tgid:3991 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4931d84 r8:00000002 r7:60000013 r6:e4931d8c r5:85145400 r4:85145400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85145400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4931e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c2340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85145400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e018b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850ad78c r4:850ad400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850ad78c r4:850e0d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85145400 r8:850e0dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e0d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0d80 r8:80287e08 r7:e4929e60 r6:850c9200 r5:85145400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4931fb0 to 0xe4931ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c2500 INFO: task kworker/0:312:3991 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:313:3992 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:313 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4935d84 r8:00000002 r7:60000113 r6:e4935d8c r5:85143c00 r4:85143c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85143c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4935e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c2580 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850adb8c r4:850ad800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850e0e00 r8:80287e08 r7:e4929e60 r6:850c9280 r5:85143c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850af38c r4:850af000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e0e80 dfa0: 00000000 00000000 00000000 00000000 Call trace: dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 Workqueue: events bpf_prog_free_deferred r4:85146c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85146c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4945e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c2940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85146c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05d1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850ae78c r4:850ae400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850ae78c r4:850e0f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85146c00 r8:850e0f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e0f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0f00 r8:80287e08 r7:e493de60 r6:850c9380 r5:85146c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4945fb0 to 0xe4945ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c2a80 INFO: task kworker/0:315:3997 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850aeb8c r4:850ae800 r10:61c88647 r9:85146000 r8:850e0fac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4955e08 r9:83018005 r8:84858c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 r5:850aef8c r4:850aec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850aef8c r4:850ed000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84858c00 r8:850ed02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed000 r8:80287e08 r7:e493de60 r6:850c9480 r5:84858c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4955fb0 to 0xe4955ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c2a40 INFO: task kworker/0:317:4001 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:318:4003 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:318 state:D stack:0 pid:4003 tgid:4003 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4959d84 r8:00000002 r7:60000113 r6:e4959d8c r5:84859800 r4:84859800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84859800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4959e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c2740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84859800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfcdf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b038c r4:850b0000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850b038c r4:850ed080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84859800 r8:850ed0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed080 r8:80287e08 r7:e493de60 r6:850c9500 r5:84859800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4959fb0 to 0xe4959ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c2b40 INFO: task kworker/0:318:4003 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:319:4005 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:8485a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 r5:00001000 r4:df9d3000 r5:850af78c r4:850af400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8485a400 r8:850ed12c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:e0801d84 r8:00000002 r7:60000113 r6:e0801d8c r5:8485c800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850afb8c r4:850af800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850afb8c r4:850ed180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485c800 r8:850ed1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed180 r8:80287e08 r7:e4959e60 r6:850c9600 r5:8485c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0801fb0 to 0xe0801ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c0d40 INFO: task kworker/0:320:4008 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850e7c80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:850aff8c r4:850afc00 r10:61c88647 r9:8485d400 r8:850ed22c r7:82804d40 r6:dddced80 r5:dddceda0 Workqueue: events bpf_prog_free_deferred dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:322:4011 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:322 state:D stack:0 pid:4011 tgid:4011 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e4961d84 r8:00000002 r7:60000013 r6:e4961d8c r5:8485ec00 r4:8485ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4961e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1d00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8485ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e054d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b2b8c r4:850b2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850b2b8c r4:850ed280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485ec00 r8:850ed2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed280 r8:80287e08 r7:e4959e60 r6:850c9700 r5:8485ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4961fb0 to 0xe4961ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r4:00000000 r5:85d1938c r4:85d19000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:323:4013 blocked for more than 452 seconds. r5:8485b000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:850b078c r4:850b0400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850ed300 r8:80287e08 r7:e4961e60 r6:850c9780 r5:8485b000 Workqueue: events bpf_prog_free_deferred dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:324 state:D stack:0 pid:4015 tgid:4015 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:e4979d84 r8:00000002 r7:60000113 r6:e4979d8c r5:8485bc00 r4:8485bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8485bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4979e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8485bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdc1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b0b8c r4:850b0800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850b0b8c r4:850ed380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8485bc00 r8:850ed3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed380 r8:80287e08 r7:e4961e60 r6:850c9800 r5:8485bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4979fb0 to 0xe4979ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f1100 INFO: task kworker/0:324:4015 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfdfd000 r5:850b0f8c r4:850b0c00 r10:61c88647 r9:8485e000 r8:850ed42c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:e07addc0 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r4:850e7c80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84858000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8989e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84858000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfebb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b138c r4:850b1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850b138c r4:850ed480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84858000 r8:850ed4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed480 r8:80287e08 r7:e4961e60 r6:850c9900 r5:84858000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8989fb0 to 0xe8989ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f1280 INFO: task kworker/0:326:4019 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e8995d84 r8:00000002 r7:60000013 r6:e8995d8c r5:85149800 r4:85149800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85149800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8995e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f14c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85149800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff53000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b178c r4:850b1400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850b178c r4:850ed500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85149800 r8:850ed52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed500 r8:80287e08 r7:e4961e60 r6:850c9980 r5:85149800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8995fb0 to 0xe8995ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f13c0 INFO: task kworker/0:327:4022 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 INFO: task kworker/0:328:4023 blocked for more than 452 seconds. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84923c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff89000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b1b8c r4:850b1800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850b1b8c r4:850ed580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84923c00 r8:850ed5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed580 r8:80287e08 r7:e4961e60 r6:850ed600 r5:84923c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe08f5fb0 to 0xe08f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f1500 INFO: task kworker/0:328:4023 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:850b1f8c r4:850b1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850ed680 r8:80287e08 r7:e4961e60 r6:850ed700 r5:84925400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8991fb0 to 0xe8991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f1640 INFO: task kworker/0:329:4025 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 r5:85d1938c r4:85d19000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:330:4027 blocked for more than 452 seconds. r4:84926000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8999e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850b238c r4:850b2000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:331:4030 blocked for more than 452 seconds. r4:84921800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08fde08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1b40 r5:850b278c r4:850b2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850ed880 r8:80287e08 r7:e4961e60 r6:850ed900 r5:84921800 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:332:4033 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:332 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e899dd84 r8:00000002 r7:60000013 r6:e899dd8c r5:84926c00 r4:84926c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84926c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e899de08 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84926c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0563000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b2f8c r4:850b2c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850b2f8c r4:850ed980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84926c00 r8:850ed9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ed980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ed980 r8:80287e08 r7:e4961e60 r6:850eda00 r5:84926c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe899dfb0 to 0xe899dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:333:4036 blocked for more than 452 seconds. r4:84924800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850b338c r4:850b3000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:123:4037 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:123 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89add84 r8:00000002 r7:60000113 r6:e89add8c r5:85138000 r4:85138000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85138000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89ade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533c780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85138000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05c9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85249f8c r4:85249c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85249f8c r4:850c9a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85138000 r8:850c9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c9a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c9a00 r8:80287e08 r7:e05c1e60 r6:850edb80 r5:85138000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89adfb0 to 0xe89adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7000 INFO: task kworker/1:123:4037 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a5e08 r4:00000000 r5:846a4b8c r4:846a4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85148c00 r8:850c9aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:334:4040 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:334 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89b5d84 r8:00000002 r7:60000113 r6:e89b5d8c r5:8514bc00 r4:8514bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8514bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850b378c r4:850b3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8514bc00 r8:850edc2c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:335:4042 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:335 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89bdd84 r8:00000002 r7:60000113 r6:e89bdd8c r5:8514b000 r4:8514b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89bde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:00001000 r4:e0655000 r5:850b3b8c r4:850b3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe07add28 to 0xe07add70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:85d1938c r4:85d19000 r4:850e7c80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:336:4044 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:336 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89c5d84 r8:00000002 r7:60000113 r6:e89c5d8c r5:8514e000 r4:8514e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89c5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3c40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8514e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06eb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e578c r4:851e5400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e578c r4:850edd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514e000 r8:850edd2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850edd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850edd00 r8:80287e08 r7:e89bde60 r6:850c9c80 r5:8514e000 5fa0: 00000000 00000000 00000000 00000000 r4:851b3280 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe07add28 to 0xe07add70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:337:4045 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:8514c800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b34c0 r5:850b3f8c r4:850b3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe07add28 to 0xe07add70) r4:e07addc0 r4:00000000 r5:00001000 r4:df98f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe07adfb0 to 0xe07adff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8514d400 r4:8291a680 r4:00000000 r4:00000000 r5:851e438c r4:851e4000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e438c r4:850ede00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8514d400 r8:850ede2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850ede00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ede00 r8:80287e08 r7:e89c5e60 r6:850c9d80 r5:8514d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89d1fb0 to 0xe89d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3600 INFO: task kworker/0:338:4047 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:339:4049 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:339 state:D stack:0 pid:4049 tgid:4049 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89d9d84 r8:00000002 r7:60000113 r6:e89d9d8c r5:8514ec00 r4:8514ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8514ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3680 r4:00000000 r9:83018005 r8:8514ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 r5:851e478c r4:851e4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850ede80 r8:80287e08 r7:e89c5e60 r6:850c9e00 r5:8514ec00 Exception stack(0xe89d9fb0 to 0xe89d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3800 INFO: task kworker/0:339:4049 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85148000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89e1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85148000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06bb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e4b8c r4:851e4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e4b8c r4:850edf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85148000 r8:850edf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850edf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850edf00 r8:80287e08 r7:e89c5e60 r6:850c9e80 r5:85148000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89e1fb0 to 0xe89e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b36c0 INFO: task kworker/0:340:4051 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0a82000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe07adfb0 to 0xe07adff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8514a400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:851e4f8c r4:851e4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850edf80 r8:80287e08 r7:e89c5e60 r6:850c9f00 r5:8514a400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe07add28 to 0xe07add70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:df98f000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:342:4055 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:342 state:D stack:0 pid:4055 tgid:4055 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89f1d84 r8:00000002 r7:60000113 r6:e89f1d8c r5:85150c00 r4:85150c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85150c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89f1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85150c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06dd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e538c r4:851e5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e538c r4:851c3000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85150c00 r8:851c302c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3000 r8:80287e08 r7:e89c5e60 r6:850c9f80 r5:85150c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe89f1fb0 to 0xe89f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b39c0 INFO: task kworker/0:342:4055 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:343:4057 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:343 state:D stack:0 pid:4057 tgid:4057 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa05d84 r8:00000002 r7:60000113 r6:eaa05d8c r5:85152400 r4:85152400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85152400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cba00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85152400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00f1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e838c r4:851e8000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e838c r4:851c3080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85152400 r8:851c30ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3080 r8:80287e08 r7:e89c5e60 r6:851ca000 r5:85152400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa05fb0 to 0xeaa05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3a00 INFO: task kworker/0:343:4057 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe07add28 to 0xe07add70) r4:e07addc0 r5:00001000 r4:df98f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85151800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3d00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85151800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06f5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e5b8c r4:851e5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e5b8c r4:851c3100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85151800 r8:851c312c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3100 r8:80287e08 r7:eaa05e60 r6:851ca080 r5:85151800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa0dfb0 to 0xeaa0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3b80 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:345:4061 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:345 state:D stack:0 pid:4061 tgid:4061 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa15d84 r8:00000002 r7:60000113 r6:eaa15d8c r5:85150000 r4:85150000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85150000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85150000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0707000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e5f8c r4:851e5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851c3180 r10:00000000 r9:851c3180 r8:80287e08 r7:eaa05e60 r6:851ca100 r5:85150000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa15fb0 to 0xeaa15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b3d40 INFO: task kworker/0:345:4061 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85153000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851e638c r4:851e6000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851c3200 r8:80287e08 r7:eaa05e60 r6:851ca180 r5:85153000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85155400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851e678c r4:851c3280 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cb280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85156000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9dd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e6b8c r4:851e6800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e6b8c r4:851c3300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeaa35fb0 to 0xeaa35ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe07add28 to 0xe07add70) r4:e07addc0 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a1e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851e6f8c r4:851e6c00 r4:851c3380 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:350:4071 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:350 state:D stack:0 pid:4071 tgid:4071 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e08b5d84 r8:00000002 r7:60000113 r6:e08b5d8c r5:85154800 r4:85154800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85154800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cb500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85154800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc51000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e738c r4:851e7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e738c r4:851c3400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85154800 r8:851c342c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3400 r8:80287e08 r7:eaa05e60 r6:851ca380 r5:85154800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe08b5fb0 to 0xe08b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cb400 INFO: task kworker/0:350:4071 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cb680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85156c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffc5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e778c r4:851e7400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e778c r4:851c3480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85156c00 r8:851c34ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3480 r8:80287e08 r7:eaa05e60 r6:851ca400 r5:85156c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4919fb0 to 0xe4919ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cb7c0 INFO: task kworker/0:351:4073 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851e7b8c r4:851e7800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:353:4077 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:353 state:D stack:0 pid:4077 tgid:4077 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa49d84 r8:00000002 r7:60000113 r6:eaa49d8c r5:85158000 r4:85158000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85158000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cb8c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85158000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00cd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e7f8c r4:851e7c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e7f8c r4:851c3580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85158000 r8:851c35ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3580 r8:80287e08 r7:eaa05e60 r6:851ca500 r5:85158000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa49fb0 to 0xeaa49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cb740 INFO: task kworker/0:353:4077 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85d1938c r4:85d19000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:354:4079 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:354 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa51d84 r8:00000002 r7:60000113 r6:eaa51d8c r5:85159800 r4:85159800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85159800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cbc80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85159800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e012f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e8b8c r4:851e8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e8b8c r4:851c3600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85159800 r8:851c362c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3600 r8:80287e08 r7:eaa05e60 r6:851ca580 r5:85159800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa51fb0 to 0xeaa51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cb900 INFO: task kworker/0:354:4079 is blocked on a mutex likely owned by task kworker/1:101:3920. [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:85d1938c r4:85d19000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8515a400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e010f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e878c r4:851e8400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e878c r4:851c3680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515a400 r8:851c36ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3680 r8:80287e08 r7:eaa51e60 r6:851ca600 r5:8515a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa59fb0 to 0xeaa59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851cba40 INFO: task kworker/0:355:4081 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:851e978c r4:851e9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e978c r4:851c3700 r10:61c88647 r9:8515c800 r8:851c372c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:df98f000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:357:4085 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:357 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa71d84 r8:00000002 r7:60000113 r6:eaa71d8c r5:8515bc00 r4:8515bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cbe80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8515bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0151000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e8f8c r4:851e8c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e8f8c r4:851c3780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515bc00 r8:851c37ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3780 r8:80287e08 r7:eaa61e60 r6:851ca700 r5:8515bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa71fb0 to 0xeaa71ff8) r4:851cbe00 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000113 r6:eaa7dd8c r5:8515e000 r4:00000000 r4:00000000 r5:851e9b8c r4:851e9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851c3800 dfa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:359:4090 blocked for more than 453 seconds. r4:8515b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8515b000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0779000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851eab8c r4:851ea800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851eab8c r4:851c3900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515b000 r8:851c392c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3900 r8:80287e08 r7:eaa7de60 r6:851ca800 r5:8515b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa85fb0 to 0xeaa85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b7d40 INFO: task kworker/0:359:4090 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:360:4092 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:360 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:8515d400 r4:8515d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8515d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f1cc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8515d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05e1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851e9f8c r4:851e9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851e9f8c r4:851c3980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8515d400 r8:851c39ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3980 r8:80287e08 r7:eaa85e60 r6:851ca880 r5:8515d400 Exception stack(0xeaa8dfb0 to 0xeaa8dff8) Workqueue: events bpf_prog_free_deferred dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:361 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000113 r6:eaa95d8c r5:84920c00 r4:84920c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84920c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84920c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05ef000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ea38c r4:851ea000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ea38c r4:851c3a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84920c00 r8:851c3a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3a00 r8:80287e08 r7:eaa85e60 r6:851ca900 r5:84920c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa95fb0 to 0xeaa95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852660c0 INFO: task kworker/0:361:4095 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r4:00000000 r5:85d1938c r4:85d19000 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eaa9dd84 r8:00000002 r7:60000113 r6:eaa9dd8c r5:84a80c00 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:851ea78c r4:851ea400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:852662c0 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eaaa1d84 r8:00000002 r7:60000113 r6:eaaa1d8c r5:84a81800 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:846a478c r4:846a4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a81800 r8:851caa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851caa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851caa00 r8:80287e08 r7:e89ade60 r6:851caa80 r5:84a81800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851db780 INFO: task kworker/1:125:4098 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:363:4101 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:363 state:D stack:0 pid:4101 tgid:4101 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000013 r6:eaab1d8c r5:84a83000 r4:84a83000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a83000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266400 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a83000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0791000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851eaf8c r4:851eac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851eaf8c r4:851c3b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a83000 r8:851c3b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3b00 r8:80287e08 r7:eaa85e60 r6:851cab00 r5:84a83000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab1fb0 to 0xeaab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85266300 INFO: task kworker/0:363:4101 is blocked on a mutex likely owned by task kworker/1:101:3920. r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:364:4102 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:364 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaa5d84 r8:00000002 r7:60000113 r6:eaaa5d8c r5:84a83c00 r4:84a83c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a83c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852665c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e079d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851eb38c r4:851eb000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851eb38c r4:851c3b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a83c00 r8:851c3bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3b80 r8:80287e08 r7:eaab1e60 r6:851cab80 r5:84a83c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85266300 INFO: task kworker/0:364:4102 is blocked on a mutex likely owned by task kworker/1:101:3920. Exception stack(0xe07add28 to 0xe07add70) r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 INFO: task kworker/0:365:4104 blocked for more than 453 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:851ec78c r4:851ec400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851c3c00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 INFO: task kworker/0:366:4106 blocked for more than 453 seconds. r4:84a86000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 r5:00001000 r4:e07b3000 r5:851eb78c r4:851eb400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851eb78c r4:851c3c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a86000 r8:851c3cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3c80 r8:80287e08 r7:eaab9e60 r6:851cac80 r5:84a86000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaac5fb0 to 0xeaac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85266540 INFO: task kworker/0:366:4106 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:367:4108 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:367 state:D stack:0 pid:4108 tgid:4108 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaacdd84 r8:00000002 r7:60000113 r6:eaacdd8c r5:84a86c00 r4:84a86c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a86c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaacde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07bf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ebb8c r4:851eb800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ebb8c r4:851c3d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a86c00 r8:851c3d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3d00 r8:80287e08 r7:eaab9e60 r6:851cad00 r5:84a86c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaacdfb0 to 0xeaacdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e07addc0 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:368:4110 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:368 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaad5d84 r8:00000002 r7:60000013 r6:eaad5d8c r5:84a84800 r4:84a84800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a84800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a84800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07d1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ebf8c r4:851ebc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ebf8c r4:851c3d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a84800 r8:851c3dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3d80 r8:80287e08 r7:eaab9e60 r6:851cad80 r5:84a84800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaad5fb0 to 0xeaad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852667c0 INFO: task kworker/0:368:4110 is blocked on a mutex likely owned by task kworker/1:101:3920. Exception stack(0xe07add28 to 0xe07add70) r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Not tainted 6.15.0-rc5-syzkaller #0 r5:85160c00 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:851ec38c r4:851ec000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eaaedd84 r8:00000002 r7:60000013 r6:eaaedd8c r5:85162400 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:00001000 r4:e0805000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ecb8c r4:851ec800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ecb8c r4:851c3e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85162400 r8:851c3eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3e80 r8:80287e08 r7:eaab9e60 r6:851cae80 r5:85162400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaedfb0 to 0xeaaedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85266a80 INFO: task kworker/0:370:4116 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:371:4118 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:371 state:D stack:0 pid:4118 tgid:4118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaf5d84 r8:00000002 r7:60000113 r6:eaaf5d8c r5:85160000 r4:85160000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85160000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85160000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0811000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ecf8c r4:851ecc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ecf8c r4:851c3f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85160000 r8:851c3f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) Workqueue: events bpf_prog_free_deferred dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:372 state:D stack:0 pid:4120 tgid:4120 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaafdd84 r8:00000002 r7:60000013 r6:eaafdd8c r5:85164800 r4:85164800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85164800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851db200 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85164800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0825000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ed38c r4:851ed000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ed38c r4:851c3f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85164800 r8:851c3fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851c3f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851c3f80 r8:80287e08 r7:eaaf5e60 r6:851caf80 r5:85164800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaafdfb0 to 0xeaafdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851db040 INFO: task kworker/0:372:4120 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:851ed78c r4:851ed400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851c3880 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:374:4122 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:374 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab05d84 r8:00000002 r7:60000113 r6:eab05d8c r5:85165400 r4:85165400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85165400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r4:00000000 r5:851edf8c r4:851edc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851edf8c r4:8527d000 r4:8527d000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:851db040 INFO: task kworker/0:374:4122 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:375:4124 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:375 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:85163c00 r4:85163c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85163c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dd580 r5:851edb8c r4:851ed800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851edb8c r4:8527d080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85163c00 r8:8527d0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527d080 r8:80287e08 r7:eab05e60 r6:85284100 r5:85163c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab0dfb0 to 0xeab0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850dd840 INFO: task kworker/0:375:4124 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:376:4126 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85163000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85163000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e08a9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ee78c r4:851ee400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ee78c r4:8527d100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85163000 r8:8527d12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527d100 r8:80287e08 r7:eab05e60 r6:85284180 r5:85163000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab15fb0 to 0xeab15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852662c0 INFO: task kworker/0:376:4126 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:e07addc0 r5:00001000 r4:df98f000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:85166000 r4:85166000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85166000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85166000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851ee38c r4:851ee000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ee38c r4:8527d180 r10:61c88647 r9:85166000 r8:8527d1ac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000113 r6:eab2dd8c r5:85166c00 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:851efb8c r4:851ef800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85166c00 r8:8527d22c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:84a85400 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a85400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e08b9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851eeb8c r4:851ee800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851eeb8c r4:8527d280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a85400 r8:8527d2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527d280 r8:80287e08 r7:eab2de60 r6:85284300 r5:84a85400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab35fb0 to 0xeab35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852822c0 INFO: task kworker/0:379:4132 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e07addc0 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 r5:851eef8c r4:851eec00 r10:61c88647 r9:84a80000 r8:8527d3ac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:381:4136 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:381 state:D stack:0 pid:4136 tgid:4136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab45d84 r8:00000002 r7:60000113 r6:eab45d8c r5:85298c00 r4:85298c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85298c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 r4:00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851ef38c r4:851ef000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e07addc0 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 task:kworker/0:382 state:D stack:0 pid:4138 tgid:4138 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852827c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85298000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e492d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ef78c r4:851ef400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851ef78c r4:8527d300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85298000 r8:8527d32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527d300 r8:80287e08 r7:eab2de60 r6:85284480 r5:85298000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab4dfb0 to 0xeab4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85282900 INFO: task kworker/0:382:4138 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85299800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 r9:83018005 r8:85299800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 r5:851eff8c r4:851efc00 r10:61c88647 r9:85299800 r8:8527d4ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852826c0 INFO: task kworker/0:383:4140 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:384:4142 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:384 state:D stack:0 pid:4142 tgid:4142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:8529bc00 r4:8529bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8529bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r4:00000000 r5:851f078c r4:851f0400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f078c r4:8527d500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:852828c0 Workqueue: events bpf_prog_free_deferred dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:385:4144 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:385 state:D stack:0 pid:4144 tgid:4144 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab65d84 r8:00000002 r7:60000013 r6:eab65d8c r5:8529b000 r4:8529b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8529b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282bc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8529b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89f9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f038c r4:851f0000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f038c r4:8527d580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8529b000 r8:8527d5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:386 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f0f8c r4:851f0c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f0f8c r4:8527d600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8529c800 r8:8527d62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527d600 r8:80287e08 r7:eab5de60 r6:85284680 r5:8529c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab71fb0 to 0xeab71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85282b00 INFO: task kworker/0:386:4147 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:387:4148 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:387 state:D stack:0 pid:4148 tgid:4148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:8529d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 r9:83018005 r8:8529d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 r5:851f0b8c r4:851f0800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85282b00 INFO: task kworker/0:387:4148 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 task:kworker/0:388 state:D stack:0 pid:4151 tgid:4151 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f178c r4:851f1400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8529ec00 r8:8527d72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527d700 r8:80287e08 r7:eab71e60 r6:85284780 r5:8529ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab85fb0 to 0xeab85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d3180 INFO: task kworker/0:388:4151 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d0f9f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:389:4153 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:389 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab89d84 r8:00000002 r7:60000013 r6:eab89d8c r5:8529e000 r4:8529e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8529e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8529e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 r5:00001000 r4:eab7b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f138c r4:851f1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f138c r4:8527d780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8529e000 r8:8527d7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527d780 r8:80287e08 r7:eab85e60 r6:85284800 r5:8529e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab89fb0 to 0xeab89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d3080 INFO: task kworker/0:389:4153 is blocked on a mutex likely owned by task kworker/1:101:3920. r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8515ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 r5:851f1b8c r4:851f1800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d3180 INFO: task kworker/0:390:4155 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 r4:850e3300 Workqueue: events bpf_prog_free_deferred r5:852a0000 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:851f1f8c r4:851f1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f1f8c r4:8527d880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfa0: 00000000 00000000 00000000 00000000 task:kworker/0:392 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851f238c r4:8527d900 r4:00000001 r4:852d3440 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:393:4160 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:393 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaba9d84 r8:00000002 r7:60000113 r6:eaba9d8c r5:852a0c00 r4:852a0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d37c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd91000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f278c r4:851f2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f278c r4:8527d980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a0c00 r8:8527d9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527d980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527d980 r8:80287e08 r7:eaba1e60 r6:85284a00 r5:852a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaba9fb0 to 0xeaba9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d3580 INFO: task kworker/0:393:4160 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:394:4162 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:394 state:D stack:0 pid:4162 tgid:4162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000013 r6:eabb1d8c r5:852a3c00 r4:852a3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfdf1000 r5:851f2b8c r4:851f2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852a3c00 r8:8527da2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f2f8c r4:851f2c00 r10:61c88647 r9:852a5400 r8:8527daac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:396:4167 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:396 state:D stack:0 pid:4167 tgid:4167 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000013 r6:eabbdd8c r5:852a6000 r4:852a6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3c40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff6f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f338c r4:851f3000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f338c r4:8527db00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a6000 r8:8527db2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527db00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527db00 r8:80287e08 r7:eabb9e60 r6:85284b80 r5:852a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabbdfb0 to 0xeabbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d3800 INFO: task kworker/0:396:4167 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:397:4169 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:397 state:D stack:0 pid:4169 tgid:4169 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabc1d84 r8:00000002 r7:60000013 r6:eabc1d8c r5:852a6c00 r4:852a6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851db940 r9:83018005 r8:852a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 r5:851f3b8c r4:851f3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852a6c00 r8:8527dbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d3a00 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r5:800f0013 r4:80239bb0 r4:e07addc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:852a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 r5:851f378c r4:851f3400 r10:61c88647 r9:852a4800 r8:8527dc2c r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabc5fb0 to 0xeabc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d3d00 INFO: task kworker/0:398:4171 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:399:4173 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:399 state:D stack:0 pid:4173 tgid:4173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabc9d84 r8:00000002 r7:60000013 r6:eabc9d8c r5:852a3000 r4:852a3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r4:00000000 r5:851f3f8c r4:851f3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f3f8c r4:8527dc80 r10:00000000 r9:8527dc80 r8:80287e08 r7:eabc1e60 r6:85284d00 r5:852a3000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe07add28 to 0xe07add70) r4:82ac21e4 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:eabcdd84 r8:00000002 r7:60000013 r6:eabcdd8c r5:852a2400 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:851f438c r4:851f4000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f438c r4:8527dd00 r4:8527dd00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:401:4177 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:401 state:D stack:0 pid:4177 tgid:4177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000113 r6:eabd1d8c r5:852a8000 r4:852a8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852a8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:852a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 r5:851f478c r4:851f4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:852d30c0 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 task:kworker/0:402 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851f4b8c r4:851f4800 r4:8527de00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 INFO: task kworker/0:403:4180 blocked for more than 453 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:851f4f8c r4:851f4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f4f8c r4:8527de80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852a9800 r8:8527deac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527de80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527de80 r8:80287e08 r7:eabd5e60 r6:85284f00 r5:852a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabd9fb0 to 0xeabd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852df100 INFO: task kworker/0:403:4180 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:404:4182 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:404 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000113 r6:eabe1d8c r5:852ab000 r4:852ab000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ab000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852df6c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06c9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f5b8c r4:851f5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f5b8c r4:8527df00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ab000 r8:8527df2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527df00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527df00 r8:80287e08 r7:eabd9e60 r6:85284f80 r5:852ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabe1fb0 to 0xeabe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852df200 INFO: task kworker/0:404:4182 is blocked on a mutex likely owned by task kworker/1:101:3920. r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:405:4184 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:405 state:D stack:0 pid:4184 tgid:4184 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:852aa400 r4:852aa400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852aa400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852df440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f538c r4:851f5000 r7:dddced80 r6:83018000 r5:851f538c r4:8527df80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe07add28 to 0xe07add70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e06ad000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:852abc00 r8:852e102c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e07addc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 INFO: task kworker/0:407:4189 blocked for more than 453 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eabfdd84 r8:00000002 r7:60000113 r6:eabfdd8c r5:852ad400 r4:852ad400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ad400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852df780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06e5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f5f8c r4:851f5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f5f8c r4:852e1080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ad400 r8:852e10ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852e1080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1080 r8:80287e08 r7:eabe1e60 r6:852e9100 r5:852ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabfdfb0 to 0xeabfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852df640 INFO: task kworker/0:407:4189 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:408:4191 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:408 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:852aec00 r4:852aec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852aec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282f00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e497b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f7f8c r4:851f7c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f7f8c r4:852e1100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852aec00 r8:852e112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852e1100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1100 r8:80287e08 r7:eabfde60 r6:852e9180 r5:852aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:409:4193 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:409 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac0dd84 r8:00000002 r7:60000113 r6:eac0dd8c r5:852b0000 r4:852b0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852b0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852df8c0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f638c r4:851f6000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1180 r8:80287e08 r7:eac05e60 r6:852e9200 r5:852b0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac0dfb0 to 0xeac0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852dfa80 INFO: task kworker/0:409:4193 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:852b0c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f678c r4:851f6400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:852e1200 r8:80287e08 r7:eac05e60 r6:852e9280 r5:852b0c00 r4:852df900 INFO: task kworker/0:410:4194 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Not tainted 6.15.0-rc5-syzkaller #0 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:852e1280 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:412:4198 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:412 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac21d84 r8:00000002 r7:60000113 r6:eac21d8c r5:852b1800 r4:852b1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852b1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dfcc0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f6f8c r4:851f6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:852dfbc0 INFO: task kworker/0:412:4198 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f738c r4:851f7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 Workqueue: events bpf_prog_free_deferred dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:414:4202 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:414 state:D stack:0 pid:4202 tgid:4202 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac31d84 r8:00000002 r7:60000013 r6:eac31d8c r5:852b5400 r4:852b5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852b5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac31e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85274040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e495b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f778c r4:851f7400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f778c r4:852e1400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b5400 r8:852e142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852e1400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1400 r8:80287e08 r7:eac05e60 r6:852e9480 r5:852b5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac31fb0 to 0xeac31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:415:4204 blocked for more than 453 seconds. r5:83b62400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f7b8c r4:851f7800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:852d5b00 r4:00000000 r4:82ac21e4 r5:00001000 r4:df98f000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 INFO: task kworker/0:416:4207 blocked for more than 453 seconds. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853003c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83b60000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89c1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f8b8c r4:851f8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f8b8c r4:852e1580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b60000 r8:852e15ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852e1580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1580 r8:80287e08 r7:eac05e60 r6:852e1600 r5:83b60000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac35fb0 to 0xeac35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853000c0 INFO: task kworker/0:416:4207 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:418:4210 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:418 state:D stack:0 pid:4210 tgid:4210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac41d84 r8:00000002 r7:60000113 r6:eac41d8c r5:83b63c00 r4:83b63c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b63c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85300240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83b63c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89b7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f878c r4:851f8400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f878c r4:852e1780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b63c00 r8:852e17ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852e1780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1780 r8:80287e08 r7:eac35e60 r6:852e1800 r5:83b63c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac41fb0 to 0xeac41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85300380 INFO: task kworker/0:418:4210 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1880 r8:80287e08 r7:eac35e60 r6:852e1900 r5:83b64800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac45fb0 to 0xeac45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85300300 INFO: task kworker/0:419:4214 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:420:4215 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:420 state:D stack:0 pid:4215 tgid:4215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:83b65400 r4:83b65400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b65400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85300480 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f8f8c r4:851f8c00 r7:dddced80 r6:83018000 r5:851f8f8c r4:852e1980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b65400 r8:852e19ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852e1980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1980 r8:80287e08 r7:eac45e60 r6:852e1a00 r5:83b65400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac49fb0 to 0xeac49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85300300 INFO: task kworker/0:420:4215 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:421:4216 blocked for more than 453 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:421 state:D stack:0 pid:4216 tgid:4216 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e89b1d84 r8:00000002 r7:60000113 r6:e89b1d8c r5:83b66000 r4:83b66000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b66000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85300c00 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f9f8c r4:851f9c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f978c r4:851f9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85300a40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83b60c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffaf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851f9b8c r4:851f9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851f9b8c r4:852e1c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b60c00 r8:852e1cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852e1c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1c80 r8:80287e08 r7:e89b1e60 r6:852e1d00 r5:83b60c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaac1fb0 to 0xeaac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85300bc0 INFO: task kworker/0:423:4221 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85300cc0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851fa78c r4:851fa400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851fa78c r4:852e1e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8505e000 r8:852e1eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852e1e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e1e80 r8:80287e08 r7:eaac9e60 r6:852e1f00 r5:8505e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaad9fb0 to 0xeaad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85300d00 INFO: task kworker/0:425:4226 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:426:4228 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:426 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaaddd84 r8:00000002 r7:60000013 r6:eaaddd8c r5:85170c00 r4:85170c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85170c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:851fab8c r4:852e1f80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e07addc0 r5:00001000 r4:df98f000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:427 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab39d84 r8:00000002 r7:60000013 r6:eab39d8c r5:85172400 r4:85172400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85172400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530c340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85172400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0181000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851faf8c r4:851fac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851faf8c r4:8530e080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85172400 r8:8530e0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530e080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530e080 r8:80287e08 r7:eaadde60 r6:8530e100 r5:85172400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab39fb0 to 0xeab39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530c080 INFO: task kworker/0:427:4230 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) r5:800f0013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851fbb8c r4:851fb800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851fbb8c r4:8530e180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85170000 r8:8530e1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530e180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530e180 r8:80287e08 r7:eab39e60 r6:8530e200 r5:85170000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaab5fb0 to 0xeaab5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530c300 INFO: task kworker/0:428:4232 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:429:4233 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:429 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eab51d84 r8:00000002 r7:60000013 r6:eab51d8c r5:85173000 r4:85173000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85173000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851fb38c r4:851fb000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r4:00000000 r5:85d1938c r4:85d19000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:e05eb000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851fb78c r4:851fb400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:851fb78c r4:8530e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85173c00 r8:8530e3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530e380 r8:80287e08 r7:eaab5e60 r6:8530e400 r5:85173c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab49fb0 to 0xeab49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530c580 INFO: task kworker/0:430:4236 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Not tainted 6.15.0-rc5-syzkaller #0 r4:85174800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e07a1000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:432:4240 blocked for more than 454 seconds. Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeac59fb0 to 0xeac59ff8) task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e07bd000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520878c r4:85208400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520878c r4:8530e680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85176000 r8:8530e6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530e680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530e680 r8:80287e08 r7:eac51e60 r6:8530e700 r5:85176000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac5dfb0 to 0xeac5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8530cb40 INFO: task kworker/0:433:4243 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:434:4245 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:434 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84183700 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85208f8c r4:85208c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc5-syzkaller #0 r5:852b6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530cd40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07d3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85208b8c r4:85208800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85208b8c r4:8530e880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b6000 r8:8530e8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530e880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530e880 r8:80287e08 r7:eac61e60 r6:852e9500 r5:852b6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac69fb0 to 0xeac69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e0897000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xeac75fb0 to 0xeac75ff8) Workqueue: events bpf_prog_free_deferred dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e080b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520938c r4:85209000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520938c r4:8530e980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b4800 r8:8530e9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530e980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530e980 r8:80287e08 r7:eac75e60 r6:852e9600 r5:852b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac79fb0 to 0xeac79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852eff80 INFO: task kworker/0:437:4251 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:438:4252 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:438 state:D stack:0 pid:4252 tgid:4252 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac65d84 r8:00000002 r7:60000113 r6:eac65d8c r5:852b6c00 r4:852b6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852b6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e0c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520978c r4:85209400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8530ea00 r8:80287e08 r7:eac75e60 r6:852e9680 r5:852b6c00 r4:85300fc0 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r5:00001000 r4:df98f000 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 r4:850e7c80 r4:00000001 dfa0: 00000000 00000000 00000000 00000000 r4:850e3300 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:852ac800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531c5c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:852ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0841000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524838c r4:85248000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524838c r4:852e9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ac800 r8:852e972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e9700 r8:80287e08 r7:e89ade60 r6:852e9780 r5:852ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac71fb0 to 0xeac71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8531c600 INFO: task kworker/1:126:4255 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e088f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85209b8c r4:85209800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85209b8c r4:8530ea80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ae000 r8:8530eaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530ea80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ea80 r8:80287e08 r7:eac75e60 r6:852e9800 r5:852ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac7dfb0 to 0xeac7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8531e2c0 INFO: task kworker/0:439:4258 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:440:4260 blocked for more than 454 seconds. Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520a38c r4:8520a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852b8c00 r8:8530eb2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:441:4262 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:441 state:D stack:0 pid:4262 tgid:4262 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:852ba400 r4:852ba400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ba400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e492b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520ab8c r4:8520a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520ab8c r4:8530eb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ba400 r8:8530ebac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530eb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530eb80 r8:80287e08 r7:eac85e60 r6:852e9900 r5:852ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac8dfb0 to 0xeac8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:852b8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:852b8000 r8:8530ec2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84981800 r8:8530ecac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530ec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ec80 r8:80287e08 r7:eac8de60 r6:8530ed00 r5:84981800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac89fb0 to 0xeac89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8531e7c0 INFO: task kworker/0:443:4265 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:127:4268 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:127 state:D stack:0 pid:4268 tgid:4268 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85248f8c r4:85248c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8531cec0 Call trace: dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 r4:e07addc0 r5:00001000 r4:df98f000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:444:4269 blocked for more than 454 seconds. r5:852bd400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89ed000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520b78c r4:8520b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520b78c r4:8530ed80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852bd400 r8:8530edac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530ed80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ed80 r8:80287e08 r7:eac8de60 r6:852e9b00 r5:852bd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaca1fb0 to 0xeaca1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8531e7c0 INFO: task kworker/0:444:4269 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:445:4271 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:445 state:D stack:0 pid:4271 tgid:4271 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaca9d84 r8:00000002 r7:60000013 r6:eaca9d8c r5:852bb000 r4:852bb000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852bb000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520b38c r4:8520b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520b38c r4:8530ee80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852bbc00 r8:8530eeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8530ee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8530ee80 r8:80287e08 r7:eaca1e60 r6:852e9c00 r5:852bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacadfb0 to 0xeacadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8531e8c0 INFO: task kworker/0:446:4272 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d16c9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:447:4274 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:447 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacb5d84 r8:00000002 r7:60000013 r6:eacb5d8c r5:852be000 r4:852be000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852be000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330040 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520cb8c r4:8520c800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:eacbdd84 r8:00000002 r7:60000113 r6:eacbdd8c r5:852bec00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8520bb8c r4:8520b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852bec00 r8:8530efac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:449:4278 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:449 state:D stack:0 pid:4278 tgid:4278 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacc5d84 r8:00000002 r7:60000013 r6:eacc5d8c r5:852c0c00 r4:852c0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531edc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa07000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520bf8c r4:8520bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520bf8c r4:8532b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c0c00 r8:8532b02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b000 r8:80287e08 r7:eacb5e60 r6:852e9d80 r5:852c0c00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r5:00001000 r4:df98f000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eaccdd84 r8:00000002 r7:60000013 r6:eaccdd8c r5:852c0000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8520c38c r4:8520c000 r7:dddced80 r6:83018000 r5:8520c38c r4:8532b080 r10:61c88647 r9:852c0000 r8:8532b0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b080 r8:80287e08 r7:eacb5e60 r6:852e9e00 r5:852c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaccdfb0 to 0xeaccdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8531c140 INFO: task kworker/0:450:4280 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d7cae000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:451:4282 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:451 state:D stack:0 pid:4282 tgid:4282 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r5:84982400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8520c78c r4:8520c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520c78c r4:8532b100 r10:61c88647 r9:84982400 r8:8532b12c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:84983000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8520d38c r4:8520d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84983000 r8:8532b22c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:453:4286 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:453 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:852c1800 r4:852c1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330200 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa39000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520cf8c r4:8520cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520cf8c r4:8532b300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c1800 r8:8532b32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b300 r8:80287e08 r7:eacd1e60 r6:852e9e80 r5:852c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacddfb0 to 0xeacddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85330080 INFO: task kworker/0:453:4286 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d81de000 e07a1000 00000001 80239b98 7f083000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe07adfb0 to 0xe07adff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:852c3000 r4:8291a680 r4:00000000 r9:83018005 r8:852c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 r5:8520db8c r4:8520d800 r7:dddced80 r6:83018000 r5:8520db8c r4:8532b380 r10:00000000 r9:8532b380 r8:80287e08 r7:eacd1e60 r6:852e9f00 r5:852c3000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:455:4290 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:455 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eacedd84 r8:00000002 r7:60000113 r6:eacedd8c r5:852c3c00 r4:852c3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa55000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520d78c r4:8520d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520d78c r4:8532b400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c3c00 r8:8532b42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b400 r8:80287e08 r7:eace9e60 r6:852e9f80 r5:852c3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacedfb0 to 0xeacedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853304c0 INFO: task kworker/0:455:4290 is blocked on a mutex likely owned by task kworker/1:101:3920. Call trace: Exception stack(0xe07add28 to 0xe07add70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r5:85d1938c r4:85d19000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330800 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd57000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520e38c r4:8520e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520e38c r4:8532b480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c5400 r8:8532b4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b480 r8:80287e08 r7:eace9e60 r6:8533e000 r5:852c5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab8dfb0 to 0xeab8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853303c0 INFO: task kworker/0:456:4292 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d8cbc000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8520df8c r4:8520dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520df8c r4:8532b500 r4:8532b500 dfa0: 00000000 00000000 00000000 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe07add28 to 0xe07add70) dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r4:e07addc0 r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330a40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0503000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520e78c r4:8520e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520e78c r4:8532b600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c6000 r8:8532b62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b600 r8:80287e08 r7:eab8de60 r6:8533e100 r5:852c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacf5fb0 to 0xeacf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85330900 INFO: task kworker/0:458:4296 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d925f000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eacd9d84 r8:00000002 r7:60000113 r6:eacd9d8c r5:852c6c00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8524938c r4:85249000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852c6c00 r8:8533e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:459:4302 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:459 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac09d84 r8:00000002 r7:60000113 r6:eac09d8c r5:852c2400 r4:852c2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852c2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac09e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r9:83018005 r8:852c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 r5:8520eb8c r4:8520e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520eb8c r4:8532b580 r4:8532b580 9fa0: 00000000 00000000 00000000 00000000 Call trace: dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r4:00000000 r5:85d1938c r4:85d19000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e063d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520ef8c r4:8520ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520ef8c r4:8532b680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852b9800 r8:8532b6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b680 r8:80287e08 r7:eac09e60 r6:8533e300 r5:852b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac81fb0 to 0xeac81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85330ac0 INFO: task kworker/0:460:4303 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: d9d85000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eacfdd84 r8:00000002 r7:60000113 r6:eacfdd8c r5:852c8000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85249b8c r4:85249800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85249b8c r4:8533e380 r10:61c88647 r9:852c8000 r8:8533e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:461:4308 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:461 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:852ca400 r4:852ca400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ca400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330e00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0667000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520f38c r4:8520f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520f38c r4:8532b700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ca400 r8:8532b72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b700 r8:80287e08 r7:eac81e60 r6:8533e480 r5:852ca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead09fb0 to 0xead09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85330dc0 INFO: task kworker/0:461:4308 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: da247000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:852c8c00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:00001000 r4:e06a5000 r5:8520f78c r4:8520f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520f78c r4:8532b780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852c8c00 r8:8532b7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b780 r8:80287e08 r7:ead09e60 r6:8533e500 r5:852c8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead0dfb0 to 0xead0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85330e40 INFO: task kworker/0:462:4310 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: da247000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:463:4312 blocked for more than 454 seconds. r5:852cbc00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8520ff8c r4:8520fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:464:4313 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:464 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:852cc800 r4:852cc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852cc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330b80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06d1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8520fb8c r4:8520f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8520fb8c r4:8532b880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852cc800 r8:8532b8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b880 r8:80287e08 r7:ead15e60 r6:8533e600 r5:852cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead19fb0 to 0xead19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 Exception stack(0xe07add28 to 0xe07add70) dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:e07addc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 task:kworker/0:465 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85212b8c r4:85212800 r7:dddced80 r6:83018000 r5:85212b8c r4:8532b900 r10:00000000 r9:8532b900 r8:80287e08 r7:ead15e60 r6:8533e680 r5:852cb000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 dd60: 80230ad0 80239bb0 800f0013 ffffffff r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:466:4317 blocked for more than 454 seconds. r5:852cd400 r4:8291a680 r4:00000000 r4:00000000 r5:8521038c r4:85210000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:852cd400 r8:8532b9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532b980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532b980 r8:80287e08 r7:ead21e60 r6:8533e700 r5:852cd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead29fb0 to 0xead29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533f2c0 INFO: task kworker/0:466:4317 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: db146000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:467:4319 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:467 state:D stack:0 pid:4319 tgid:4319 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead31d84 r8:00000002 r7:60000013 r6:ead31d8c r5:852ce000 r4:852ce000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:852ce000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533f300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:852ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e072b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8521078c r4:85210400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521078c r4:8532ba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:852ce000 r8:8532ba2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532ba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532ba00 r8:80287e08 r7:ead21e60 r6:8533e780 r5:852ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead31fb0 to 0xead31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533f140 INFO: task kworker/0:467:4319 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: db146000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:468 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:852cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 r5:85210b8c r4:85210800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85210b8c r4:8532ba80 r10:61c88647 r9:852cec00 r8:8532baac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8532ba80 r8:80287e08 r7:ead21e60 r6:8533e800 r5:852cec00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r4:82ac21e4 r4:e07addc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r5:853c8000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533f5c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4963000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85210f8c r4:85210c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85210f8c r4:8532bb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c8000 r8:8532bb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532bb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532bb00 r8:80287e08 r7:ead21e60 r6:8533e880 r5:853c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead3dfb0 to 0xead3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533f540 INFO: task kworker/0:469:4324 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: db743000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 Exception stack(0xe07adfb0 to 0xe07adff8) r4:850e3300 task:kworker/0:470 state:D stack:0 pid:4325 tgid:4325 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 r9:83018005 r8:853c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 r5:8521138c r4:85211000 r7:dddced80 r6:83018000 r5:8521138c r4:8532bb80 r10:00000000 r9:8532bb80 r8:80287e08 r7:ead21e60 r6:8533e900 r5:853c8c00 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r5:00001000 r4:df98f000 r5:85d1938c r4:85d19000 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:471 state:D stack:0 pid:4327 tgid:4327 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:853ca400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ca400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533f840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e898d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521178c r4:85211400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521178c r4:8532bc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ca400 r8:8532bc2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532bc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532bc00 r8:80287e08 r7:ead21e60 r6:8533e980 r5:853ca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead49fb0 to 0xead49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533f680 INFO: task kworker/0:471:4327 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dbe10000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:472 state:D stack:0 pid:4329 tgid:4329 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 r4:00000000 r5:85211b8c r4:85211800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85211b8c r4:8532bc80 r10:61c88647 r9:853cbc00 r8:8532bcac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe07add28 to 0xe07add70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85211f8c r4:85211c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8532bd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532bd00 r8:80287e08 r7:ead21e60 r6:8533ea80 r5:853cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead59fb0 to 0xead59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533fbc0 INFO: task kworker/0:473:4331 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dc040000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:474:4333 blocked for more than 454 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:474 state:D stack:0 pid:4333 tgid:4333 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead05d84 r8:00000002 r7:60000013 r6:ead05d8c r5:84985400 r4:84985400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84985400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533fc00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84985400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa63000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521238c r4:85212000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521238c r4:8532bd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84985400 r8:8532bdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532bd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532bd80 r8:80287e08 r7:ead21e60 r6:8532be00 r5:84985400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead05fb0 to 0xead05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533fa00 INFO: task kworker/0:474:4333 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dc51d000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533fcc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84986c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa77000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521278c r4:85212400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521278c r4:8532be80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84986c00 r8:8532beac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8532be80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8532be80 r8:80287e08 r7:ead21e60 r6:8532bf00 r5:84986c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead5dfb0 to 0xead5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533fd00 INFO: task kworker/0:475:4336 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dc51d000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 r5:85d1938c r4:85d19000 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850e3300 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: r4:84986000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85212f8c r4:85212c00 r7:dddced80 r6:83018000 r5:85212f8c r4:8532bf80 r4:8532bf80 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r5:85d1938c r4:85d19000 r4:850e7c80 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84984800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85358300 r5:8521378c r4:85213400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84984800 r8:853560ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356080 r8:80287e08 r7:ead61e60 r6:85356100 r5:84984800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead01fb0 to 0xead01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532a380 INFO: task kworker/0:477:4339 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dd038000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:478:4342 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:478 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:84983c00 r4:84983c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84983c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85358180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84983c00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa99000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521338c r4:85213000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521338c r4:85356180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84983c00 r8:853561ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356180 r8:80287e08 r7:ead01e60 r6:85356200 r5:84983c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead69fb0 to 0xead69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85358140 INFO: task kworker/0:478:4342 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dd038000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:479:4344 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:479 state:D stack:0 pid:4344 tgid:4344 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eac95d84 r8:00000002 r7:60000113 r6:eac95d8c r5:84980c00 r4:84980c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84980c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac95e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85358480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84980c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc13000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85213b8c r4:85213800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85213b8c r4:85356280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84980c00 r8:853562ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356280 r8:80287e08 r7:ead01e60 r6:85356300 r5:84980c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac95fb0 to 0xeac95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85358240 INFO: task kworker/0:479:4344 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dd5ba000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe07adfb0 to 0xe07adff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84980000 r4:00000000 r4:00000000 r5:85213f8c r4:85213c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85213f8c r4:85356380 r4:85356380 9fa0: 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853583c0 INFO: task kworker/0:480:4346 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dd776000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:481:4348 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:481 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead6dd84 r8:00000002 r7:60000013 r6:ead6dd8c r5:85171800 r4:85171800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85171800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853587c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8521838c r4:85218000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85171800 r8:853564ac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 INFO: task kworker/0:482:4350 blocked for more than 455 seconds. r10:8291a684 r9:ead79d84 r8:00000002 r7:60000113 r6:ead79d8c r5:84a68c00 r4:84a68c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a68c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85358d40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a68c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05f3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521878c r4:85218400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521878c r4:85356580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a68c00 r8:853565ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356580 r8:80287e08 r7:ead6de60 r6:85356600 r5:84a68c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead79fb0 to 0xead79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85358780 INFO: task kworker/0:482:4350 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: de04b000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84a68000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 r5:85218b8c r4:85218800 r10:61c88647 r9:84a68000 r8:853566ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) dd60: 80230ad0 80239bb0 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:853cc800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8524a78c r4:8533eb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853cc800 r8:8533eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8533eb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8533eb00 r8:80287e08 r7:e89ade60 r6:8533eb80 r5:853cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead75fb0 to 0xead75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533c5c0 INFO: task kworker/1:130:4354 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: de2f9000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:131:4355 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:131 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead7dd84 r8:00000002 r7:60000113 r6:ead7dd8c r5:853cd400 r4:853cd400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853cd400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853615c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:853cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4915000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524a38c r4:8524a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524a38c r4:8533ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853cd400 r8:8533ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8533ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8533ec00 r8:80287e08 r7:ead75e60 r6:8533ec80 r5:853cd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead7dfb0 to 0xead7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8533c5c0 INFO: task kworker/1:131:4355 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: de6c8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:484 state:D stack:0 pid:4359 tgid:4359 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85358ec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85218f8c r4:85218c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85218f8c r4:85356780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853c9800 r8:853567ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356780 r8:80287e08 r7:ead81e60 r6:8533ee80 r5:853c9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead95fb0 to 0xead95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85358e80 INFO: task kworker/0:484:4359 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: de6c8000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 r5:85d1938c r4:85d19000 r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r5:852c9800 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85219b8c r4:85219800 r4:85356800 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe07add28 to 0xe07add70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r5:00001000 r4:df98f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eada1d84 r8:00000002 r7:60000013 r6:eada1d8c r5:853d0000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521938c r4:85219000 r10:61c88647 r9:853d0000 r8:853568ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: dea97000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:487:4365 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:487 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eada5d84 r8:00000002 r7:60000013 r6:eada5d8c r5:853d0c00 r4:853d0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362000 r5:8521978c r4:85219400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85356900 r8:80287e08 r7:ead9de60 r6:8533ed80 r5:853d0c00 Exception stack(0xe07add28 to 0xe07add70) r4:00000000 r4:850e7c80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eada9d84 r8:00000002 r7:60000013 r6:eada9d8c r5:853d1800 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: df25e000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:489:4368 blocked for more than 455 seconds. Call trace: r4:00000000 r5:85219f8c r4:85219c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:853d2400 r8:85356a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356a00 r8:80287e08 r7:eada9e60 r6:8533ed00 r5:853d2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadadfb0 to 0xeadadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85362040 INFO: task kworker/0:489:4368 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe07adfb0 to 0xe07adff8) r4:853d3000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8521a38c r4:8521a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521a38c r4:85356a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d3000 r8:85356aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356a80 r8:80287e08 r7:eada9e60 r6:85366000 r5:853d3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadb1fb0 to 0xeadb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85362600 INFO: task kworker/0:490:4371 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: df740000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:8521ab8c r4:8521a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521ab8c r4:85356b00 r4:85356b00 Exception stack(0xead99fb0 to 0xead99ff8) Workqueue: events bpf_prog_free_deferred dd20: dfa01000 e07a1000 00000001 80239b98 7f083000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 r5:8521af8c r4:8521ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bb0 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e07addc0 r5:e07ade08 r4:e07addc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:132:4378 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:132 state:D stack:0 pid:4378 tgid:4378 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:853d3c00 r4:853d3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8524ab8c r4:8524a800 r7:ddde2d80 r6:83018200 r5:8524ab8c r4:85366080 Exception stack(0xead8dfb0 to 0xead8dff8) INFO: task kworker/1:132:4378 is blocked on a mutex likely owned by task kworker/1:101:3920. dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 r4:00000000 r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:493:4379 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:493 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadbdd84 r8:00000002 r7:60000113 r6:eadbdd8c r5:853d4800 r4:853d4800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d4800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362c40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 r5:8521b78c r4:8521b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521b78c r4:85356d00 r10:61c88647 r9:853d4800 r8:85356d2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:82ac21e4 r4:00000000 r5:85d1938c r4:85d19000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Not tainted 6.15.0-rc5-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 r5:8521b38c r4:8521b000 r10:61c88647 r9:853d6000 r8:85356dac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe07add28 to 0xe07add70) r4:82ac21e4 r4:e07addc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df98f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d1938c r4:85d19000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85003c00 r8:850e7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850e7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07adfb0 to 0xe07adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e3300 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:495:4383 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:495 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000113 r6:eadcdd8c r5:853d5400 r4:853d5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853d5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362d00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa09000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521bb8c r4:8521b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521bb8c r4:85356e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d5400 r8:85356e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356e00 r10:00000000 r9:85356e00 r8:80287e08 r7:eadbde60 r6:85366280 r5:853d5400 INFO: task kworker/0:495:4383 is blocked on a mutex likely owned by task kworker/1:101:3920. dd20: e0747000 e07a1000 00000001 80239b98 7f083000 00000001 r4:e07addc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850e7c80 r8:80287e08 r7:e07a9e60 r6:850e7e00 r5:85003c00 r4:850e3300 Workqueue: events bpf_prog_free_deferred r5:853cec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa19000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8521bf8c r4:8521bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8521bf8c r4:85356e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853cec00 r8:85356eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356e80 r8:80287e08 r7:eadcde60 r6:85366300 r5:853cec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadd5fb0 to 0xeadd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85362d40 INFO: task kworker/0:496:4385 is blocked on a mutex likely owned by task kworker/1:101:3920. task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85003c00 r8:80200be4 r7:e07add5c r6:ffffffff r5:85003c00 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe07add28 to 0xe07add70) dd20: e0747000 e07a1000 00000001 80239b98 7f083000 00000001 dd40: 82ac15a0 7f083000 e07a1000 8280c928 82ac21c4 e07adda4 e07adda8 e07add78 dd60: 80230ad0 80239bb0 800f0013 ffffffff r5:800f0013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:497 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 r5:00001000 r4:eaa31000 r5:8540038c r4:85400000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85356f00 r8:80287e08 r7:eadd5e60 r6:85366380 r5:853d8000 task:kworker/1:101 state:R running task stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2500 r7:ddde2d80 r6:83018200 r5:85d1938c r4:850e7c80 Exception stack(0xe07adfb0 to 0xe07adff8) INFO: task kworker/0:498:4388 blocked for more than 455 seconds. r5:853d9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853654c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaf9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85400f8c r4:85400c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85400f8c r4:85356f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d9800 r8:85356fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85356f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85356f80 r8:80287e08 r7:eaddde60 r6:85366400 r5:853d9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeade5fb0 to 0xeade5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85358840 INFO: task kworker/0:498:4388 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 r4:00000000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r9:83018005 r8:853da400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 r5:8540078c r4:85400400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853db000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8524af8c r4:8524ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524af8c r4:85366500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853db000 r8:8536652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85366500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85366500 r8:80287e08 r7:ead8de60 r6:85366580 r5:853db000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadb9fb0 to 0xeadb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85361b40 INFO: task kworker/1:133:4393 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:134:4394 blocked for more than 455 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eade9d84 r8:00000002 r7:60000113 r6:eade9d8c r5:853dbc00 r4:853dbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853dbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365200 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:853dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaae1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85400b8c r4:85400800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85400b8c r4:85366600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853dbc00 r8:8536662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85366600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85366600 r8:80287e08 r7:eadb9e60 r6:85366680 r5:853dbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeade9fb0 to 0xeade9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85361b40 INFO: task kworker/1:134:4394 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:850e4700 task:kworker/0:500 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadedd84 r8:00000002 r7:60000013 r6:eadedd8c r5:853dc800 r4:853dc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853dc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365a00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc95000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85401b8c r4:85401800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85401b8c r4:8536b080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853dc800 r8:8536b0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b080 r8:80287e08 r7:eade5e60 r6:85366700 r5:853dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadedfb0 to 0xeadedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853655c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:853dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab0f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540138c r4:85401000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8540138c r4:85366780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853dd400 r8:853667ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85366780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85366780 r8:80287e08 r7:eadb9e60 r6:85366800 r5:853dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadc1fb0 to 0xeadc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8536d000 INFO: task kworker/1:135:4399 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) r5:900f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:136:4400 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:136 state:D stack:0 pid:4400 tgid:4400 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:853de000 r4:853de000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853de000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a46e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:853de000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa87000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e438c r4:854e4000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e438c r4:85366880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853de000 r8:853668ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85366880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85366880 r8:80287e08 r7:eadc1e60 r6:85366900 r5:853de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadf1fb0 to 0xeadf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 900f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536d240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:853dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab19000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8524b38c r4:8524b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524b38c r4:85366980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853dec00 r8:853669ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85366980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85366980 r8:80287e08 r7:eadf1e60 r6:85366a00 r5:853dec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadf5fb0 to 0xeadf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8536d380 INFO: task kworker/1:137:4403 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:501:4407 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:501 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eadfdd84 r8:00000002 r7:60000013 r6:eadfdd8c r5:853d8c00 r4:853d8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r9:83018005 r8:853d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 r5:8540178c r4:85401400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540178c r4:8536b100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d8c00 r8:8536b12c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:502:4409 blocked for more than 455 seconds. r4:853d6c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0515000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540238c r4:85402000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540238c r4:8536b180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853d6c00 r8:8536b1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b180 r8:80287e08 r7:eadede60 r6:85366b00 r5:853d6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadf9fb0 to 0xeadf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853658c0 INFO: task kworker/0:502:4409 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:503:4410 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:503 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:853ce000 r4:853ce000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ce000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365cc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0015000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85401f8c r4:85401c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85401f8c r4:8536b200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ce000 r8:8536b22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b200 r8:80287e08 r7:eadf9e60 r6:85366b80 r5:853ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeace1fb0 to 0xeace1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853658c0 INFO: task kworker/0:503:4410 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 r4:00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8524bb8c r4:8524b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:85366c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85366c00 r8:80287e08 r7:eadf1e60 r6:85366c80 r5:853e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae01fb0 to 0xeae01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8536d740 INFO: task kworker/1:138:4411 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:139:4414 blocked for more than 455 seconds. r4:853e0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 r5:8524bf8c r4:8524bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8524bf8c r4:85366d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e0c00 r8:85366d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85366d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85366d00 r8:80287e08 r7:eadf1e60 r6:85366d80 r5:853e0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae05fb0 to 0xeae05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8536d5c0 INFO: task kworker/1:139:4414 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:504:4416 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:504 state:D stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae09d84 r8:00000002 r7:60000013 r6:eae09d8c r5:853e1800 r4:853e1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365f80 r5:00001000 r4:e0605000 r5:8540278c r4:85402400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540278c r4:8536b280 r10:61c88647 r9:853e1800 r8:8536b2ac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 900f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850a238c r4:850a2000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:505 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000013 r6:eae0dd8c r5:853e2400 r4:853e2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362f80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0653000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85402b8c r4:85402800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85402b8c r4:8536b300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e2400 r8:8536b32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b300 r8:80287e08 r7:eae09e60 r6:85366e80 r5:853e2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae0dfb0 to 0xeae0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85365f40 INFO: task kworker/0:505:4418 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:853e3000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85402f8c r4:85402c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85402f8c r4:8536b380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e3000 r8:8536b3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b380 r8:80287e08 r7:eae0de60 r6:85366f00 r5:853e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae11fb0 to 0xeae11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85365680 INFO: task kworker/0:506:4420 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:507:4422 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:507 state:D stack:0 pid:4422 tgid:4422 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae15d84 r8:00000002 r7:60000013 r6:eae15d8c r5:853e3c00 r4:853e3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06e7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540338c r4:85403000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540338c r4:8536b400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e3c00 r8:8536b42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b400 r8:80287e08 r7:eae11e60 r6:85366f80 r5:853e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae15fb0 to 0xeae15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:508:4424 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 r4:84a6d400 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8540438c r4:85404000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:140:4426 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:140 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae21d84 r8:00000002 r7:60000113 r6:eae21d8c r5:84a6e000 r4:84a6e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a6e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853590c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84a6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa89000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a5f8c r4:846a5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a5f8c r4:8535b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a6e000 r8:8535b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8535b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8535b000 r8:80287e08 r7:eadf1e60 r6:8536b580 r5:84a6e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae21fb0 to 0xeae21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 900f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r4:853e4800 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540378c r4:85403400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540378c r4:8536b600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e4800 r8:8536b62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b600 r8:80287e08 r7:eae19e60 r6:8535b080 r5:853e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead2dfb0 to 0xead2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85355580 INFO: task kworker/0:509:4427 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:510:4429 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:510 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae25d84 r8:00000002 r7:60000013 r6:eae25d8c r5:853e5400 r4:853e5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:853e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 r5:85403b8c r4:85403800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85403b8c r4:8536b680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8536b680 r8:80287e08 r7:eae19e60 r6:8535b100 r5:853e5400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85355700 INFO: task kworker/0:510:4429 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:511:4431 blocked for more than 455 seconds. Workqueue: events bpf_prog_free_deferred r4:853e6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355680 r9:83018005 r8:853e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 r5:85403f8c r4:85403c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85355400 INFO: task kworker/0:511:4431 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:512:4434 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:512 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:853e6c00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:853e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 r5:85404b8c r4:85404800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:853e6c00 r8:8536b7ac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:82ac21e4 r4:e0781dc0 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:853e8000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355800 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89e5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540478c r4:85404400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540478c r4:8536b800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e8000 r8:8536b82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b800 r8:80287e08 r7:eae2de60 r6:8535b280 r5:853e8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae31fb0 to 0xeae31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85355900 INFO: task kworker/0:513:4436 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:514:4438 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:514 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae35d84 r8:00000002 r7:60000013 r6:eae35d8c r5:853e8c00 r5:853e8c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8540538c r4:85405000 r4:8536b880 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:515:4440 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:515 state:D stack:0 pid:4440 tgid:4440 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae39d84 r8:00000002 r7:60000013 r6:eae39d8c r5:853ea400 r4:853ea400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ea400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85355bc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85404f8c r4:85404c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:853ea400 r8:8536b92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536b900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536b900 r8:80287e08 r7:eae35e60 r6:8535b380 r5:853ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae39fb0 to 0xeae39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85355d00 INFO: task kworker/0:515:4440 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8540578c r4:85405400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540578c r4:8536b980 r10:61c88647 r9:853eb000 r8:8536b9ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:8536b980 r8:80287e08 r7:eae35e60 r6:8535b400 r5:853eb000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 900f0113 ffffffff r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:141:4445 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:141 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:853ec800 r4:853ec800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ec800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537f000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:853ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac6d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a5b8c r4:846a5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a5b8c r4:8535b480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ec800 r8:8535b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8535b480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8535b480 r8:80287e08 r7:eadf1e60 r6:8535b500 r5:853ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae51fb0 to 0xeae51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85359580 INFO: task kworker/1:141:4445 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) r5:900f0113 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:517:4447 blocked for more than 455 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae59d84 r8:00000002 r7:60000013 r6:eae59d8c r5:853ebc00 r4:853ebc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ebc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84183ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab69000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85405b8c r4:85405800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85405b8c r4:8536ba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ebc00 r8:8536ba2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536ba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536ba00 r8:80287e08 r7:eae49e60 r6:8535b580 r5:853ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae59fb0 to 0xeae59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183b00 INFO: task kworker/0:517:4447 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab7d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85405f8c r4:85405c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85405f8c r4:8536ba80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853ee000 r8:8536baac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536ba80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536ba80 r8:80287e08 r7:eae59e60 r6:8535b600 r5:853ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae5dfb0 to 0xeae5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853552c0 INFO: task kworker/0:518:4448 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:850b7e80 r4:00000001 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:519:4451 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:519 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae69d84 r8:00000002 r7:60000113 r6:eae69d8c r5:853ed400 r4:853ed400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853ed400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab91000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8540638c r4:85406000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:853ed400 r8:8536bb2c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535f080 INFO: task kworker/0:520:4452 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:521:4454 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:521 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae61d84 r8:00000002 r7:60000113 r6:eae61d8c r5:84a6c800 r4:84a6c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a6c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f1c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a6c800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaba3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540678c r4:85406400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540678c r4:8536bc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a6c800 r8:8536bcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536bc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536bc80 r8:80287e08 r7:eae1de60 r6:8536bd00 r5:84a6c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae61fb0 to 0xeae61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535f240 INFO: task kworker/0:521:4454 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:84a6bc00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85406f8c r4:85406c00 r7:dddced80 r6:83018000 r5:85406f8c r4:8536bd80 r4:8536bd80 Exception stack(0xeae6dfb0 to 0xeae6dff8) INFO: task kworker/0:522:4456 is blocked on a mutex likely owned by task kworker/0:298:3910. r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:523:4458 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:523 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:84a6a400 r4:84a6a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a6a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae71e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535fa00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a6a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac1b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85407f8c r4:85407c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85407f8c r4:8536be80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a6a400 r8:8536beac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536be80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536be80 r8:80287e08 r7:eae6de60 r6:8536bf00 r5:84a6a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae71fb0 to 0xeae71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535f380 INFO: task kworker/0:523:4458 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f5c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabe5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540738c r4:85407000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540738c r4:8536bf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f0c00 r8:8536bfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8536bf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8536bf80 r8:80287e08 r7:eae71e60 r6:8535b700 r5:853f0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae79fb0 to 0xeae79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535f380 INFO: task kworker/0:524:4460 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:525:4461 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:525 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae7dd84 r8:00000002 r7:60000013 r6:eae7dd8c r5:853f1800 r4:853f1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabf7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8540778c r4:85407400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8540778c r4:85374000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f1800 r8:8537402c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374000 r8:80287e08 r7:eae71e60 r6:8535b780 r5:853f1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae7dfb0 to 0xeae7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535f980 INFO: task kworker/0:525:4461 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:526:4463 blocked for more than 455 seconds. r4:853f2400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f900 r5:85407b8c r4:85407800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85407b8c r4:85374080 r10:61c88647 r9:853f2400 r8:853740ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xeae81fb0 to 0xeae81ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:527:4466 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:527 state:D stack:0 pid:4466 tgid:4466 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae8dd84 r8:00000002 r7:60000113 r6:eae8dd8c r5:853f3000 r4:853f3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535fc00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac25000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541038c r4:85410000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541038c r4:85374100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f3000 r8:8537412c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374100 r8:80287e08 r7:eae71e60 r6:8535b880 r5:853f3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae8dfb0 to 0xeae8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535fb00 INFO: task kworker/0:527:4466 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:528:4467 blocked for more than 455 seconds. Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535fcc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541078c r4:85410400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541078c r4:85374180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f4800 r8:853741ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374180 r8:80287e08 r7:eae8de60 r6:8535b900 r5:853f4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae91fb0 to 0xeae91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535fb00 INFO: task kworker/0:528:4467 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:529:4469 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:529 state:D stack:0 pid:4469 tgid:4469 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae99d84 r8:00000002 r7:60000113 r6:eae99d8c r5:853f6000 r4:853f6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead1b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541238c r4:85412000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541238c r4:85374200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f6000 r8:8537422c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374200 r8:80287e08 r7:eae91e60 r6:8535b980 r5:853f6000 r4:00000001 Exception stack(0xeae99fb0 to 0xeae99ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:530:4471 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:530 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:853f5400 r4:853f5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535fe00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaca3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85410b8c r4:85410800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85410b8c r4:85374280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f5400 r8:853742ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374280 r8:80287e08 r7:eae99e60 r6:8535ba00 r5:853f5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaea1fb0 to 0xeaea1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535fd00 INFO: task kworker/0:530:4471 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a46d40 r5:846a578c r4:846a5400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:531:4475 blocked for more than 455 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:531 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaeb9d84 r8:00000002 r7:60000013 r6:eaeb9d8c r5:853f3c00 r4:853f3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853552c0 r5:85410f8c r4:85410c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:853f3c00 r8:8537432c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:900f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:532:4477 blocked for more than 456 seconds. r4:853eec00 r4:00000000 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541138c r4:85411000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541138c r4:85374380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853eec00 r8:853743ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374380 r8:80287e08 r7:eae99e60 r6:8535bc00 r5:853eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaec1fb0 to 0xeaec1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85355840 INFO: task kworker/0:532:4477 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:533:4479 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:533 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaec9d84 r8:00000002 r7:60000113 r6:eaec9d8c r5:853e9800 r4:853e9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853e9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacd5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541178c r4:85411400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541178c r4:85374400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853e9800 r8:8537442c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374400 r10:00000000 r9:85374400 r8:80287e08 r7:eae99e60 r6:8535bc80 r5:853e9800 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85411b8c r4:85411800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85411b8c r4:85374480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853f8c00 r8:853744ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374480 r8:80287e08 r7:eae99e60 r6:8535bd00 r5:853f8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaed1fb0 to 0xeaed1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537d080 INFO: task kworker/0:534:4481 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:850e4700 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed9e08 r5:00001000 r4:eacf9000 r5:85411f8c r4:85411c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85374500 r8:80287e08 r7:eae99e60 r6:8535bd80 r5:853f8000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:536:4485 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:536 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ead85d84 r8:00000002 r7:60000113 r6:ead85d8c r5:853f9800 r4:853f9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853f9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa23000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8541278c r4:85412400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r5:853fa400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85413f8c r4:85413c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:538:4490 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:538 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85412b8c r4:85412800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85374680 r8:80287e08 r7:eaeede60 r6:8535bf00 r5:853fc800 INFO: task kworker/0:538:4490 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d60: 80230ad0 80239bb0 900f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:853fbc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85412f8c r4:85412c00 r10:61c88647 r9:853fbc00 r8:8537472c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:540:4493 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:540 state:D stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf11d84 r8:00000002 r7:60000113 r6:eaf11d8c r5:853fb000 r4:853fb000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853fb000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d9c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:853fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0163000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541338c r4:85413000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541338c r4:85374780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:853fb000 r8:853747ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374780 r8:80287e08 r7:eaeede60 r6:8417e000 r5:853fb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf11fb0 to 0xeaf11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537d840 INFO: task kworker/0:540:4493 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:541:4495 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:541 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:e05b9000 r5:8541378c r4:85413400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:853fd400 r8:8537482c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf21d84 r8:00000002 r7:60000113 r6:eaf21d8c r5:853fe000 r4:853fe000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:853fe000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85413b8c r4:85413800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:853fe000 r8:853748ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:543:4499 blocked for more than 456 seconds. r4:853fec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 r5:00001000 r4:e4937000 r5:8541578c r4:85415400 r7:dddced80 r6:83018000 r5:8541578c r4:85374900 r10:00000000 r9:85374900 r8:80287e08 r7:eaeede60 r6:8417e180 r5:853fec00 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:544:4501 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:544 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf4dd84 r8:00000002 r7:60000113 r6:eaf4dd8c r5:85480c00 r4:85480c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85480c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84183c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85480c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07db000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541438c r4:85414000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541438c r4:85374980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85480c00 r8:853749ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:85374980 r8:80287e08 r7:eaf35e60 r6:8417e200 r5:85480c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf4dfb0 to 0xeaf4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84183cc0 INFO: task kworker/0:544:4501 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 r4:82ac21e4 r5:00001000 r4:e07a5000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:545:4503 blocked for more than 456 seconds. r4:85480000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537de80 r5:8541478c r4:85414400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85480000 r8:85374a2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:85374a00 r8:80287e08 r7:eaf35e60 r6:8417e280 r5:85480000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf55fb0 to 0xeaf55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537dfc0 INFO: task kworker/0:545:4503 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7f952000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc5-syzkaller #0 r4:85481800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85414b8c r4:85414800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85374a80 r8:80287e08 r7:eaf35e60 r6:8417e300 r5:85481800 INFO: task kworker/0:546:4505 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 task:kworker/0:547 state:D stack:0 pid:4507 tgid:4507 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:840911c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85482400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0895000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85414f8c r4:85414c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85414f8c r4:85374b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85482400 r8:85374b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374b00 r8:80287e08 r7:eaf35e60 r6:8417e380 r5:85482400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf79fb0 to 0xeaf79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:840910c0 INFO: task kworker/0:547:4507 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:e490b000 r5:8541538c r4:85415000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85415f8c r4:85415c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85374c00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84091340 INFO: task kworker/0:549:4512 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:550:4513 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:550 state:D stack:0 pid:4513 tgid:4513 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eae75d84 r8:00000002 r7:60000113 r6:eae75d8c r5:84278c00 r4:84278c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84278c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84091480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84278c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89eb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85415b8c r4:85415800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85415b8c r4:85374c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84278c00 r8:85374cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374c80 r8:80287e08 r7:eafa1e60 r6:85374d00 r5:84278c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae75fb0 to 0xeae75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84091340 INFO: task kworker/0:550:4513 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:551 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000113 r6:eaf9dd8c r5:84279800 r4:84279800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84279800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:840919c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84279800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa3f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541678c r4:85416400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541678c r4:85374d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84279800 r8:85374dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85374d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85374d80 r8:80287e08 r7:eafa1e60 r6:85374e00 r5:84279800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf9dfb0 to 0xeaf9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:840917c0 INFO: task kworker/0:551:4515 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:552:4517 blocked for more than 456 seconds. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eaa21000 r5:8541638c r4:85416000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8427a400 r8:85374eac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:553:4520 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:553 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000013 r6:eafa9d8c r5:8427b000 r4:8427b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8427b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85416f8c r4:85416c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85416f8c r4:85374f80 r4:85374f80 Exception stack(0xeafa9fb0 to 0xeafa9ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:85416b8c r4:8543e080 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:555:4524 blocked for more than 456 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafbdd84 r8:00000002 r7:60000113 r6:eafbdd8c r5:85484800 r4:85484800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85484800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84091dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85484800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaf1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541738c r4:85417000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541738c r4:8543e180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85484800 r8:8543e1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543e180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543e180 r8:80287e08 r7:eafa9e60 r6:8417e500 r5:85484800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafbdfb0 to 0xeafbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84091c80 INFO: task kworker/0:555:4524 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:556:4526 blocked for more than 456 seconds. r5:85486c00 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85359d00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85486c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab09000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541778c r4:85417400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541778c r4:8543e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85486c00 r8:8543e22c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543e200 r8:80287e08 r7:eafbde60 r6:8417e580 r5:85486c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafc5fb0 to 0xeafc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84091c80 INFO: task kworker/0:556:4526 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85417b8c r4:85417800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8543e280 r8:80287e08 r7:eafc5e60 r6:8417e600 r5:85483c00 INFO: task kworker/0:557:4527 is blocked on a mutex likely owned by task kworker/0:298:3910. Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:85486000 r4:00000000 r4:00000000 r5:85418b8c r4:85418800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85486000 r8:8543e32c r7:82804d40 r6:dddced80 r5:dddceda0 INFO: task kworker/0:558:4529 is blocked on a mutex likely owned by task kworker/0:298:3910. r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:559:4531 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:559 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafd9d84 r8:00000002 r7:60000013 r6:eafd9d8c r5:85488c00 r4:85488c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85488c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85488c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab31000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85417f8c r4:85417c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85417f8c r4:8543e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85488c00 r8:8543e3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543e380 r8:80287e08 r7:eafd1e60 r6:8417e700 r5:85488c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafd9fb0 to 0xeafd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8537f840 INFO: task kworker/0:559:4531 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:560:4533 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:560 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8541838c r4:85418000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8543e400 r8:80287e08 r7:eafd1e60 r6:8417e780 r5:85488000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:561:4535 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:561 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:85489800 r4:85489800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85489800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854612c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85489800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead4b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541878c r4:85418400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541878c r4:8543e480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85489800 r8:8543e4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543e480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543e480 r8:80287e08 r7:eafd1e60 r6:8417e800 r5:85489800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafe9fb0 to 0xeafe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85461100 INFO: task kworker/0:561:4535 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85419b8c r4:85419800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8543e500 r8:80287e08 r7:eafd1e60 r6:8417e880 r5:8548bc00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:8548b000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xeaff9fb0 to 0xeaff9ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:900f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:564:4541 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:564 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb001d84 r8:00000002 r7:60000113 r6:eb001d8c r5:8548a400 r4:8548a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8548a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8548a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead91000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541938c r4:85419000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541938c r4:8543e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548a400 r8:8543e62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543e600 r8:80287e08 r7:eaff1e60 r6:8417e980 r5:8548a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb001fb0 to 0xeb001ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85461500 INFO: task kworker/0:564:4541 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:565:4543 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:565 state:D stack:0 pid:4543 tgid:4543 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb009d84 r8:00000002 r7:60000113 r6:eb009d8c r5:8548c800 r4:8548c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8548c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r9:83018005 r8:8548c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 r5:8541978c r4:85419400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8543e680 r8:80287e08 r7:eaff1e60 r6:8417ea00 r5:8548c800 INFO: task kworker/0:565:4543 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:566:4545 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:566 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8548d400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461c40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8548d400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf27000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541a38c r4:8541a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541a38c r4:8543e700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548d400 r8:8543e72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543e700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543e700 r8:80287e08 r7:eaff1e60 r6:8417ea80 r5:8548d400 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 900f0113 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85419f8c r4:85419c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8548ec00 r8:8543e7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543e780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543e780 r8:80287e08 r7:eb011e60 r6:8417eb00 r5:8548ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb015fb0 to 0xeb015ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854618c0 INFO: task kworker/0:567:4547 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8541ab8c r4:8541a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8543e800 r8:80287e08 r7:eb011e60 r6:8417eb80 r5:8548e000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r5:853f0000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8541a78c r4:8541a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8543e880 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:570:4554 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:570 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb021d84 r8:00000002 r7:60000013 r6:eb021d8c r5:85490000 r4:85490000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85490000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84091f80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85490000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf87000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541af8c r4:8541ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541af8c r4:8543e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85490000 r8:8543e92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543e900 r8:80287e08 r7:eb019e60 r6:8417ec80 r5:85490000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb021fb0 to 0xeb021ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85461980 INFO: task kworker/0:570:4554 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:85492400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8541c38c r4:8543e980 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:572:4558 blocked for more than 456 seconds. [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb045d84 r8:00000002 r7:60000013 r6:eb045d8c r5:85490c00 r4:85490c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85490c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85490c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb029000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541b38c r4:8541b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541b38c r4:8543ea00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85490c00 r8:8543ea2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543ea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543ea00 r8:80287e08 r7:eb039e60 r6:8417ed80 r5:85490c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb045fb0 to 0xeb045ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41080 INFO: task kworker/0:572:4558 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:573:4559 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:573 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb049d84 r8:00000002 r7:60000113 r6:eb049d8c r5:85493000 r4:85493000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85493000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8541b78c r4:8541b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85493000 r8:8543eaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543ea80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543ea80 r8:80287e08 r7:eb039e60 r6:8417ee00 r5:85493000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb049fb0 to 0xeb049ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41080 INFO: task kworker/0:573:4559 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r5:900f0113 r4:80239bb0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:574:4561 blocked for more than 456 seconds. r5:85491800 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8541bb8c r4:8541b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541bb8c r4:8543eb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85491800 r8:8543eb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543eb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543eb00 r8:80287e08 r7:eb039e60 r6:8417ee80 r5:85491800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae55fb0 to 0xeae55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41180 INFO: task kworker/0:574:4561 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:575:4563 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:575 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41440 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541bf8c r4:8541bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541bf8c r4:8543eb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85493c00 r8:8543ebac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543eb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543eb80 r8:80287e08 r7:eb039e60 r6:8417ef00 r5:85493c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb04dfb0 to 0xeb04dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41340 INFO: task kworker/0:575:4563 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:576:4565 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:576 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:85494800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85494800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0633000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541cb8c r4:8541c800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541cb8c r4:8543ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85494800 r8:8543ec2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543ec00 r8:80287e08 r7:eb039e60 r6:8417ef80 r5:85494800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb055fb0 to 0xeb055ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:577:4568 blocked for more than 456 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:577 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb059d84 r8:00000002 r7:60000013 r6:eb059d8c r5:85496000 r4:85496000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85496000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85496000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r5:00001000 r4:e0507000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541c78c r4:8541c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541c78c r4:8543ec80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85496000 r8:8543ecac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543ec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543ec80 r8:80287e08 r7:eb055e60 r6:84862000 r5:85496000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb059fb0 to 0xeb059ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a418c0 INFO: task kworker/0:577:4568 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 r5:00001000 r4:e07cd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541d38c r4:8541d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541d38c r4:8543ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85496c00 r8:8543ed2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543ed00 r8:80287e08 r7:eb055e60 r6:84862080 r5:85496c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb05dfb0 to 0xeb05dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41640 INFO: task kworker/0:578:4569 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:85495400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41a40 r5:8541cf8c r4:8541cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85495400 r8:8543edac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:580:4575 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:580 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb051d84 r8:00000002 r7:60000013 r6:eb051d8c r5:85498000 r4:85498000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85498000 r4:8291a680 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:00001000 r4:e496d000 r5:8541d78c r4:8541d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8543ee00 r8:80287e08 r7:eb05de60 r6:84862180 r5:85498000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ed300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8427e000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab8f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541df8c r4:8541dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541df8c r4:8543ee80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8427e000 r8:8543eeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8543ee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8543ee80 r8:80287e08 r7:eb051e60 r6:8543ef00 r5:8427e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae3dfb0 to 0xeae3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a41c80 INFO: task kworker/0:581:4577 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0781dc0 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eab77000 r5:8541db8c r4:8541d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8543ef80 r8:80287e08 r7:eae3de60 r6:84813000 r5:8427c800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:84278000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c7d80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84278000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae89000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e538c r4:854e5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e538c r4:84862200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84278000 r8:8486222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84862200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84862200 r8:80287e08 r7:eadf1e60 r6:84813080 r5:84278000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb075fb0 to 0xeb075ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a46dc0 INFO: task kworker/1:143:4582 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:144:4583 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:144 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:83b61800 r4:83b61800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83b61800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a46fc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83b61800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaad000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e478c r4:854e4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e478c r4:84862280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83b61800 r8:848622ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84862280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84862280 r8:80287e08 r7:eb075e60 r6:84813100 r5:83b61800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb079fb0 to 0xeb079ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a46dc0 INFO: task kworker/1:144:4583 is blocked on a mutex likely owned by task kworker/0:298:3910. Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fe5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 900f0113 ffffffff r5:900f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:145:4584 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:145 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb081d84 r8:00000002 r7:60000113 r6:eb081d8c r5:848d8c00 r4:848d8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848d8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a465c0 r5:854e4b8c r4:854e4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848d8c00 r8:8486232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 900f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:146:4586 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:146 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb00dd84 r8:00000002 r7:60000113 r6:eb00dd8c r5:85498c00 r4:85498c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85498c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c7c80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85498c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead23000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e4f8c r4:854e4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e4f8c r4:84862380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85498c00 r8:848623ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84862380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84862380 r8:80287e08 r7:eb075e60 r6:84862400 r5:85498c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb00dfb0 to 0xeb00dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:146:4586 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8549b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8541e38c r4:8541e000 r10:61c88647 r9:8549b000 r8:8481322c r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:584:4593 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:584 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:8549a400 r4:8549a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8549a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ed540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8549a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabb5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541e78c r4:8541e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541e78c r4:84813280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8549a400 r8:848132ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813280 r8:80287e08 r7:eb08de60 r6:84862500 r5:8549a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb099fb0 to 0xeb099ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ed400 INFO: task kworker/0:584:4593 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:585:4594 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:585 state:D stack:0 pid:4594 tgid:4594 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb09dd84 r8:00000002 r7:60000113 r6:eb09dd8c r5:85499800 r4:85499800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85499800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ed6c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85499800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 r5:8541eb8c r4:8541e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541eb8c r4:84813300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85499800 r8:8481332c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813300 r8:80287e08 r7:eb099e60 r6:84862580 r5:85499800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb09dfb0 to 0xeb09dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ed400 INFO: task kworker/0:585:4594 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ed740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8549d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabff000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541ef8c r4:8541ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541ef8c r4:84813380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8549ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eda80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8549ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac2d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8541f78c r4:8541f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541f78c r4:84813400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8549ec00 r8:8481342c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813400 r8:80287e08 r7:eb0a5e60 r6:84862680 r5:8549ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0adfb0 to 0xeb0adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ed600 INFO: task kworker/0:587:4598 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:8549c800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 r5:8541f38c r4:8541f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:854a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 r5:8541fb8c r4:8541f800 r7:dddced80 r6:83018000 r5:8541fb8c r4:84813500 r10:61c88647 r9:854a0c00 r8:8481352c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813500 r8:80287e08 r7:eb0ade60 r6:84862780 r5:854a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0bdfb0 to 0xeb0bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ed940 INFO: task kworker/0:589:4602 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 r9:83018005 r8:854a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 r5:8541ff8c r4:8541fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8541ff8c r4:84813580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854a3000 r8:848135ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813580 r8:80287e08 r7:eb0bde60 r6:84862800 r5:854a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848edb00 INFO: task kworker/0:590:4604 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:8542038c r4:85420000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841838c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:854a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead0f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85420b8c r4:85420800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85420b8c r4:84813680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854a0000 r8:848136ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813680 r8:80287e08 r7:eb0cde60 r6:84862900 r5:854a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0d1fb0 to 0xeb0d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848eddc0 INFO: task kworker/0:592:4608 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:593:4610 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:593 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0d5d84 r8:00000002 r7:60000013 r6:eb0d5d8c r5:854a3c00 r4:854a3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854a3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:854a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eace5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542078c r4:85420400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542078c r4:84813700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85420f8c r4:85420c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85420f8c r4:84813780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848db000 r8:848137ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813780 r8:80287e08 r7:eb0d1e60 r6:84813800 r5:848db000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848edfc0 INFO: task kworker/0:594:4612 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824800 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e07a5000 r4:00000001 INFO: task kworker/1:147:4617 blocked for more than 457 seconds. task:kworker/1:147 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:854a4800 r4:854a4800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 r5:854e578c r4:854e5400 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:848dd400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848243c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae9b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542138c r4:85421000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542138c r4:84813980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848dd400 r8:848139ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813980 r8:80287e08 r7:eb0d9e60 r6:84813a00 r5:848dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84824440 INFO: task kworker/0:596:4619 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:848dbc00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85421b8c r4:85421800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84813a80 Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:854e6f8c r4:854e6c00 r7:ddde2d80 r6:83018200 r5:854e6f8c r4:84862b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848de000 r8:84862b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84862b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84862b00 r8:80287e08 r7:eb085e60 r6:84813b80 r5:848de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0edfb0 to 0xeb0edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847c7e40 INFO: task kworker/1:148:4622 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:598:4625 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:598 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0f5d84 r8:00000002 r7:60000013 r6:eb0f5d8c r5:848dec00 r4:848dec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848dec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb12f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85422f8c r4:85422c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85422f8c r4:84813c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848dec00 r8:84813c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813c00 r8:80287e08 r7:eb0e9e60 r6:84813c80 r5:848dec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:598:4625 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0f1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85421f8c r4:85421c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85421f8c r4:84813d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848dc800 r8:84813d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84813d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84813d00 r8:80287e08 r7:eb0f5e60 r6:84813d80 r5:848dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84824440 INFO: task kworker/0:599:4626 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 r4:00000000 r5:854e5b8c r4:854e5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84862b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847c7e40 INFO: task kworker/1:149:4628 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:600:4630 blocked for more than 457 seconds. r4:848da400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8542238c r4:85422000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84813e80 r8:80287e08 r7:eb0f5e60 r6:84813f00 r5:848da400 Workqueue: events bpf_prog_free_deferred 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) task:kworker/0:601 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r9:83018005 r8:848d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 r5:8542278c r4:85422400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:84a18c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a18c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84873040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb117000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85422b8c r4:85422800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85422b8c r4:84826080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a18c00 r8:848260ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84826080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84826080 r8:80287e08 r7:eb0f5e60 r6:84826100 r5:84a18c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84873080 INFO: task kworker/0:602:4633 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:150:4636 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:150 state:D stack:0 pid:4636 tgid:4636 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:84a19800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854e638c r4:854e6000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a1b000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8543038c r4:85430000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a1b000 r8:8482622c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84826200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84826200 r8:80287e08 r7:eb0f5e60 r6:84826280 r5:84a1b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb139fb0 to 0xeb139ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848732c0 INFO: task kworker/0:603:4637 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84a1bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8542338c r4:85423000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84826300 r8:80287e08 r7:eb139e60 r6:84826380 r5:84a1bc00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:605:4642 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:605 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb14dd84 r8:00000002 r7:60010113 r6:eb14dd8c r5:84a1c800 r4:84a1c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a1c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfcf9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85432b8c r4:85432800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a1c800 r8:8482642c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:151:4645 blocked for more than 457 seconds. r4:84a1a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:854e678c r4:84862c80 r10:00000000 r9:84862c80 r8:80287e08 r7:eb0ede60 r6:84826500 r5:84a1a400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:152:4647 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:152 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eaff5d84 r8:00000002 r7:60000113 r6:eaff5d8c r5:84a1e000 r4:84a1e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a1e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482e200 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84a1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05e7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e6b8c r4:854e6800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e6b8c r4:84862d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a1e000 r8:84862d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84862d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84862d00 r8:80287e08 r7:eb0ede60 r6:84826580 r5:84a1e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaff5fb0 to 0xeaff5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8482e000 INFO: task kworker/1:152:4647 is blocked on a mutex likely owned by task kworker/0:298:3910. Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e4947000 r5:854e7f8c r4:854e7c00 r10:61c88647 r9:84a1d400 r8:84862dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:154:4651 blocked for more than 457 seconds. r4:84a1ec00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:84a1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0803000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e738c r4:854e7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e738c r4:84862e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a1ec00 r8:84862e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84862e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84862e00 r8:80287e08 r7:eb151e60 r6:84826680 r5:84a1ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb159fb0 to 0xeb159ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8482e280 INFO: task kworker/1:154:4651 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8427ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 r5:85423b8c r4:85423800 r10:61c88647 r9:8427ec00 r8:8482672c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84873bc0 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85198c00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e086f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e778c r4:854e7400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e778c r4:84862e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85198c00 r8:84862eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84862e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84862e80 r8:80287e08 r7:eb151e60 r6:84826800 r5:85198c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb165fb0 to 0xeb165ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8482e400 INFO: task kworker/1:155:4654 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:156:4657 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:156 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb169d84 r8:00000002 r7:60000013 r6:eb169d8c r5:85199800 r4:85199800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85199800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482e740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85199800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e08b7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854e7b8c r4:854e7800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854e7b8c r4:84862f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85199800 r8:84862f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84862f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84862f00 r8:80287e08 r7:eb151e60 r6:84826880 r5:85199800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb169fb0 to 0xeb169ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8482e880 INFO: task kworker/1:156:4657 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:846a6b8c r4:846a6800 r10:61c88647 r9:8519a400 r8:84862fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:158:4661 blocked for more than 457 seconds. r5:8519b000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:854ec38c r4:854ec000 r7:ddde2d80 r6:83018200 r5:854ec38c r4:8546a000 r10:00000000 r9:8546a000 r8:80287e08 r7:eb16de60 r6:84826980 r5:8519b000 Exception stack(0xeb171fb0 to 0xeb171ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8482e9c0 INFO: task kworker/1:158:4661 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:159:4663 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:159 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854ec78c r4:854ec400 r7:ddde2d80 r6:83018200 r5:854ec78c r4:8546a080 r10:00000000 r9:8546a080 r8:80287e08 r7:eb171e60 r6:8546a100 r5:854a5400 r4:8482eb00 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:160:4665 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:160 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb175d84 r8:00000002 r7:60000013 r6:eb175d8c r5:854a2400 r4:854a2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854a2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8482ee80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:854a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaae7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854ecb8c r4:854ec800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854ecb8c r4:8546a180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854a2400 r8:8546a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8546a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8546a180 r8:80287e08 r7:eb065e60 r6:8546a200 r5:854a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Call trace: r5:8549bc00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:854ecf8c r4:854ecc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8546a280 r10:00000000 r9:8546a280 r8:80287e08 r7:eb175e60 r6:8546a300 r5:8549bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb179fb0 to 0xeb179ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8482ee40 INFO: task kworker/1:161:4667 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:162:4669 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:162 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb17dd84 r8:00000002 r7:60000113 r6:eb17dd8c r5:854a6c00 r4:854a6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r4:00000000 r5:854ed38c r4:854ed000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:854a6c00 r8:8546a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847c7840 INFO: task kworker/1:162:4669 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:163:4671 blocked for more than 457 seconds. r4:854a8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854ed78c r4:854ed400 r7:ddde2d80 r6:83018200 r5:854ed78c r4:8546a480 r10:61c88647 r9:854a8000 r8:8546a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8546a480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8546a480 r8:80287e08 r7:eb17de60 r6:8546a500 r5:854a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb181fb0 to 0xeb181ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854700c0 INFO: task kworker/1:163:4671 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:854a9800 r4:854a9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854a9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85470580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:854a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead4d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854edb8c r4:854ed800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854edb8c r4:8546a580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854a9800 r8:8546a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8546a580 r10:00000000 r9:8546a580 r8:80287e08 r7:eb181e60 r6:8546a600 r5:854a9800 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:165:4675 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:165 state:D stack:0 pid:4675 tgid:4675 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb189d84 r8:00000002 r7:60000013 r6:eb189d8c r5:854ab000 r4:854ab000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854ab000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854707c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:854ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead65000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854edf8c r4:854edc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854edf8c r4:8546a680 r10:00000000 r9:8546a680 r8:80287e08 r7:eb185e60 r6:8546a700 r5:854ab000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eadc7000 r5:854ee38c r4:854ee000 r7:ddde2d80 r6:83018200 r5:854ee38c r4:8546a780 Exception stack(0xeb18dfb0 to 0xeb18dff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:854a8c00 r4:8291a680 r4:00000000 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaedf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854eeb8c r4:854ee800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854eeb8c r4:8546a880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854a8c00 r8:8546a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8546a880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8546a880 r8:80287e08 r7:eb18de60 r6:8546a900 r5:854a8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb191fb0 to 0xeb191ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854706c0 INFO: task kworker/1:167:4679 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:168 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeb199fb0 to 0xeb199ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85470180 INFO: task kworker/1:168:4681 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb19dd84 r8:00000002 r7:60000113 r6:eb19dd8c r5:854ae000 r4:854ae000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854ae000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546c040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:854ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf25000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85423f8c r4:85423c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85423f8c r4:84826a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ae000 r8:84826a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84826a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84826a00 r8:80287e08 r7:eb139e60 r6:8546a980 r5:854ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb19dfb0 to 0xeb19dff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:169:4685 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:169 state:D stack:0 pid:4685 tgid:4685 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb195d84 r8:00000002 r7:60000013 r6:eb195d8c r5:854aec00 r5:854aec00 r4:8291a680 r4:00000000 r4:00000000 r5:854eef8c r4:854eec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:170:4687 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:170 state:D stack:0 pid:4687 tgid:4687 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000113 r6:eb1a5d8c r5:854ac800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854ef38c r4:854ef000 r7:ddde2d80 r6:83018200 r5:854ef38c r4:8546ac00 r10:00000000 r9:8546ac00 r8:80287e08 r7:eb195e60 r6:8546ac80 r5:854ac800 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:171:4689 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:171 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1a9d84 r8:00000002 r7:60000113 r6:eb1a9d8c r5:854a6000 r4:854a6000 r5:854a6000 r4:8291a680 r4:00000000 r4:00000000 r5:854ef78c r4:854ef400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb1add84 r8:00000002 r7:60000013 r6:eb1add8c r5:854b0000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:854fcb8c r4:854fc800 r7:ddde2d80 r6:83018200 r5:854fcb8c r4:8546ad00 r10:00000000 r9:8546ad00 r8:80287e08 r7:eb1a9e60 r6:8546ae80 r5:854b0000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854efb8c r4:854ef800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854efb8c r4:8546af00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854b2400 r8:8546af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8546af00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8546af00 r8:80287e08 r7:eb1ade60 r6:8546af80 r5:854b2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ea900 INFO: task kworker/1:173:4693 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:608:4695 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:608 state:D stack:0 pid:4695 tgid:4695 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1bdd84 r8:00000002 r7:60000113 r6:eb1bdd8c r5:854b0c00 r4:854b0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854b0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546c980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:854b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb02f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8543138c r4:85431000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8543138c r4:84826a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854b0c00 r8:84826aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84826a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84826a80 r8:80287e08 r7:eb139e60 r6:84823080 r5:854b0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1bdfb0 to 0xeb1bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8546c100 INFO: task kworker/0:608:4695 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:609:4696 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:609 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:854b3000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546c2c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:854b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf67000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8543078c r4:85430400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8543078c r4:84826b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854b3000 r8:84826b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84826b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:174:4698 blocked for more than 457 seconds. r5:854b4800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:854eff8c r4:854efc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84823100 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:848ead80 INFO: task kworker/1:174:4698 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:610:4700 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:610 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:854b5400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85430b8c r4:85430800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:854b5400 r8:84826bac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854fc38c r4:854fc000 r4:84823280 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:611:4704 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:611 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000113 r6:eb1d9d8c r5:854b6c00 r4:854b6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854b6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85430f8c r4:85430c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8549e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 r9:83018205 r8:8549e000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 r5:854fc78c r4:854fc400 r10:61c88647 r9:8549e000 r8:8482342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e8400 INFO: task kworker/1:176:4707 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:177:4709 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:177 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0ddd84 r8:00000002 r7:60030113 r6:eb0ddd8c r5:854ad400 r4:854ad400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854ad400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e85c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:854fcf8c r4:854fcc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854fcf8c r4:84823500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854ad400 r8:8482352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84823500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823500 r8:80287e08 r7:eb1ade60 r6:84823580 r5:854ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0ddfb0 to 0xeb0ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e8540 INFO: task kworker/1:177:4709 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80560000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e07a5000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:178 state:D stack:0 pid:4713 tgid:4713 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1a1d84 r8:00000002 r7:600d0113 r6:eb1a1d8c r5:85520000 r4:85520000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85520000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e87c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85520000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafed000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854fd78c r4:854fd400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854fd78c r4:84823600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85520000 r8:8482362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84823600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823600 r8:80287e08 r7:eb0dde60 r6:84823680 r5:85520000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:179:4715 blocked for more than 457 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:179 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60080113 r6:eb1e9d8c r5:85520c00 r4:85520c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85520c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e8680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85520c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854fd38c r4:854fd000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854fd38c r4:84823700 r10:61c88647 r9:85520c00 r8:8482372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:85521800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:854fdf8c r4:854fdc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854fdf8c r4:84823800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85521800 r8:8482382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84823800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823800 r8:80287e08 r7:eb1a1e60 r6:84823880 r5:85521800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1edfb0 to 0xeb1edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e8580 INFO: task kworker/1:180:4716 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:85522400 r4:00000000 r4:00000000 r5:854fdb8c r4:854fd800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85522400 r8:8482392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e07a5000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:612:4720 blocked for more than 458 seconds. r5:85523000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8543338c r4:85433000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85523000 r8:84826cac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:613:4723 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:613 state:D stack:0 pid:4723 tgid:4723 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb1f1d84 r8:00000002 r7:60000113 r6:eb1f1d8c r5:85523c00 r4:85523c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85523c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546cf00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85523c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb237000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8543178c r4:85431400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8543178c r4:84826d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85523c00 r8:84826d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84826d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84826d00 r8:80287e08 r7:eb1f9e60 r6:84823a80 r5:85523c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1f1fb0 to 0xeb1f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8546c800 INFO: task kworker/0:613:4723 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85526000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 r5:00001000 r4:eb207000 r5:854fe38c r4:854fe000 r7:ddde2d80 r6:83018200 r5:854fe38c r4:84823b00 r4:00000001 r4:848ea6c0 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:85526c00 r4:8291a680 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854fe78c r4:854fe400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854fe78c r4:84823c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85526c00 r8:84823c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84823c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823c00 r8:80287e08 r7:eb211e60 r6:84823c80 r5:85526c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb215fb0 to 0xeb215ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e8ac0 INFO: task kworker/1:183:4727 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:184:4730 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:184 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:85530000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 r5:854feb8c r4:854fe800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854feb8c r4:84823d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85530000 r8:84823d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84823d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84823d00 r8:80287e08 r7:eb215e60 r6:84823d80 r5:85530000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb221fb0 to 0xeb221ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85466240 INFO: task kworker/1:184:4730 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:185:4732 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:185 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:85530c00 r4:85530c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85530c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854ff38c r4:854ff000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85530c00 r8:84823e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:186:4733 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:186 state:D stack:0 pid:4733 tgid:4733 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:85531800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85531800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85531800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb225000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:854fef8c r4:854fec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854fef8c r4:84823f00 r10:61c88647 r9:85531800 r8:84823f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8550878c r4:85508400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8519bc00 r8:8545e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8545e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545e000 r8:80287e08 r7:eb201e60 r6:84826d80 r5:8519bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb249fb0 to 0xeb249ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85466580 INFO: task kworker/1:187:4737 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:188:4738 blocked for more than 458 seconds. r5:8519ec00 r4:8291a680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:854ff78c r4:854ff400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8519ec00 r8:8545e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb255000 r5:85431b8c r4:85431800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:189:4741 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:189 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb261d84 r8:00000002 r7:600b0113 r6:eb261d8c r5:8519e000 r4:8519e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8519e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8519e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb269000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:854ffb8c r4:854ff800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:854ffb8c r4:8545e100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8519e000 r8:8545e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8545e100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545e100 r8:80287e08 r7:eb249e60 r6:84826f80 r5:8519e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb261fb0 to 0xeb261ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854666c0 INFO: task kworker/1:189:4741 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:854fff8c r4:854ffc00 r10:61c88647 r9:85478c00 r8:8545e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 task:kworker/0:615 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848537c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85479800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb297000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85431f8c r4:85431c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85431f8c r4:8538b080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85479800 r8:8538b0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538b080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538b080 r8:80287e08 r7:eb1f9e60 r6:8538b100 r5:85479800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb27dfb0 to 0xeb27dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848533c0 INFO: task kworker/0:615:4746 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:191:4749 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:191 state:D stack:0 pid:4749 tgid:4749 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:85478000 r4:85478000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85478000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550838c r4:85508000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 task:kworker/1:192 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85508b8c r4:85508800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8547a400 r8:8545e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85466c00 INFO: task kworker/1:192:4752 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:616:4753 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:8547bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8543238c r4:85432000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8538b200 1fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:193:4754 blocked for more than 458 seconds. r4:8547c800 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8426f200 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8547c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb30b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85509f8c r4:85509c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85509f8c r4:8545e300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547c800 r8:8545e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8545e300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545e300 r8:80287e08 r7:eb2ade60 r6:8538b380 r5:8547c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85466c00 INFO: task kworker/1:193:4754 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:194:4756 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:194 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2cdd84 r8:00000002 r7:60000113 r6:eb2cdd8c r5:8547ec00 r4:8547ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546cd00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8547ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2bf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85508f8c r4:85508c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:195:4758 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:195 state:D stack:0 pid:4758 tgid:4758 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2d5d84 r8:00000002 r7:60000013 r6:eb2d5d8c r5:8547b000 r4:8547b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8547b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8550978c r4:85509400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8545e400 5fa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:617:4761 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:617 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000013 r6:eb2e5d8c r5:85198000 r4:85198000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85198000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466a00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85198000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ed000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2db000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550938c r4:85509000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8550938c r4:8538b500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85198000 r8:8538b52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538b500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538b500 r8:80287e08 r7:eb1f9e60 r6:8538b580 r5:85198000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84853d80 INFO: task kworker/0:617:4761 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e07a5000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb2f9000 r5:8543278c r4:85432400 r7:dddced80 r6:83018000 r5:8543278c r4:8538b600 r4:8538b600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538b600 r8:80287e08 r7:eb1f9e60 r6:8538b680 r5:8519d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84853c00 INFO: task kworker/0:618:4763 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:196:4765 blocked for more than 458 seconds. Workqueue: events bpf_prog_free_deferred r4:8547d400 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:85509b8c r4:85509800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85509b8c r4:8545e480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8547d400 r8:8545e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8545e480 r10:00000000 r9:8545e480 r8:80287e08 r7:eb2b5e60 r6:8538b700 r5:8547d400 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:197 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb309d84 r8:00000002 r7:60080113 r6:eb309d8c r5:848b0c00 r4:848b0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848b0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8426f480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:848b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0033000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550a78c r4:8550a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550a78c r4:8545e500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848b0c00 r8:8545e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8545e500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545e500 r8:80287e08 r7:eb2b5e60 r6:8538b780 r5:848b0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb309fb0 to 0xeb309ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8426f000 INFO: task kworker/1:197:4768 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:619:4769 blocked for more than 458 seconds. r5:848b1800 r4:8291a680 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85432f8c r4:85432c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85432f8c r4:8538b800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848b1800 r8:8538b82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538b800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538b800 r8:80287e08 r7:eb1f9e60 r6:8538b880 r5:848b1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb315fb0 to 0xeb315ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853891c0 INFO: task kworker/0:619:4769 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:198:4771 blocked for more than 458 seconds. r5:848b0000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8550a38c r4:8550a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848b0000 r8:8545e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e07a5000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c7840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:848b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacb9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8550b78c r4:8550b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550b78c r4:8545e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848b2400 r8:8545e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8545e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545e600 r8:80287e08 r7:eb309e60 r6:8538b980 r5:848b2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae41fb0 to 0xeae41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8426f440 INFO: task kworker/1:199:4776 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85533000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa97000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85433f8c r4:85433c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85433f8c r4:8538ba00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85533000 r8:8538ba2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538ba00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538ba00 r8:80287e08 r7:eb1f9e60 r6:8545e680 r5:85533000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb06dfb0 to 0xeb06dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389900 INFO: task kworker/0:620:4777 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:8550ab8c r4:8550a800 r7:ddde2d80 r6:83018200 r5:8550ab8c r4:8545e700 r10:00000000 r9:8545e700 r8:80287e08 r7:eae41e60 r6:8545e780 r5:85533c00 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eaa6d000 r5:85433b8c r4:85433800 r7:ddde2d80 r6:83018200 r5:85433b8c r4:8545e800 r10:00000000 r9:8545e800 r8:80287e08 r7:eae41e60 r6:8545e880 r5:85534800 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:621:4782 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:621 state:D stack:0 pid:4782 tgid:4782 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:85535400 r4:85535400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85535400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389a40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85535400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e89b9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8543378c r4:85433400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8543378c r4:8538ba80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85535400 r8:8538baac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538ba80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538ba80 r8:80287e08 r7:eb06de60 r6:8545e900 r5:85535400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0a9fb0 to 0xeb0a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389940 INFO: task kworker/0:621:4782 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:848b4800 r4:8291a680 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389fc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab61000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542378c r4:85423400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8542378c r4:8538bb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848b4800 r8:8538bb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538bb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538bb00 r8:80287e08 r7:eb06de60 r6:8538bb80 r5:848b4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85389c40 INFO: task kworker/0:622:4784 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:202 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8550af8c r4:8550ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8550af8c r4:8545e980 r10:61c88647 r9:848b3c00 r8:8545e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8426f940 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:623:4789 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:623 state:D stack:0 pid:4789 tgid:4789 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 r5:00001000 r4:eab7f000 r5:8555c38c r4:8555c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8538bc80 r8:80287e08 r7:eb0b5e60 r6:8545ea00 r5:85536000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8555c78c r4:8555c400 r10:61c88647 r9:85532400 r8:8538bd2c r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:625:4792 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:625 state:D stack:0 pid:4792 tgid:4792 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:85524800 r4:85524800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85524800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452f580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85524800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae87000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555df8c r4:8555dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8555df8c r4:8538bd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85524800 r8:8538bdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538bd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538bd80 r8:80287e08 r7:eb329e60 r6:8545eb00 r5:85524800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb32dfb0 to 0xeb32dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84853100 INFO: task kworker/0:625:4792 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:626:4793 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:626 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:85525400 r4:85525400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85525400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853891c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85525400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac2b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555cb8c r4:8555c800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8555cb8c r4:8538be00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85525400 r8:8538be2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538be00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 r5:00001000 r4:eac13000 r5:8550b38c r4:8550b000 r7:ddde2d80 r6:83018200 r5:8550b38c r4:8545ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85528000 r8:8545ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8545ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545ec00 r8:80287e08 r7:eae41e60 r6:8545ec80 r5:85528000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb121fb0 to 0xeb121ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8426fa40 INFO: task kworker/1:203:4796 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85528c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 r5:00001000 r4:eac99000 r5:8555cf8c r4:8555cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85528c00 r8:8538beac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85529800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 r5:846a738c r4:846a7000 r10:61c88647 r9:85529800 r8:8545edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb339fb0 to 0xeb339ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8426fa40 INFO: task kworker/1:204:4800 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:205:4803 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:205 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb335d84 r8:00000002 r7:60080113 r6:eb335d8c r5:8552a400 r4:8552a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8552a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ea480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8552a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead1d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555d78c r4:8555d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8555d78c r4:8545ee80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8552a400 r8:8545eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8545ee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8545ee80 r8:80287e08 r7:eb339e60 r6:8545ef00 r5:8552a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb335fb0 to 0xeb335ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:628:4805 blocked for more than 458 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb34dd84 r8:00000002 r7:60000013 r6:eb34dd8c r5:8552b000 r4:8552b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8552b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452f000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8552b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacf1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555d38c r4:8555d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8555d38c r4:8538bf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8552b000 r8:8538bf2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538bf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8538bf00 r8:80287e08 r7:eb32de60 r6:8545ef80 r5:8552b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb34dfb0 to 0xeb34dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8452f100 INFO: task kworker/0:628:4805 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:8552bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 r5:00001000 r4:eb06f000 r5:8555ef8c r4:8555ec00 r7:ddde2d80 r6:83018200 r5:8555ef8c r4:8480e000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:629:4808 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:629 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb355d84 r8:00000002 r7:60000113 r6:eb355d8c r5:8552c800 r4:8552c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8552c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452f500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8552c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae65000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555db8c r4:8555d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8555db8c r4:8538bf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8552c800 r8:8538bfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8538bf80 r10:00000000 r9:8538bf80 r8:80287e08 r7:eb32de60 r6:8480e100 r5:8552c800 r4:8452f140 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:8552d400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 r5:8555e38c r4:8555e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac21e4 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:631:4813 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:631 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb351d84 r8:00000002 r7:60000113 r6:eb351d8c r5:848b6000 r4:848b6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848b6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452fa40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb033000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555eb8c r4:8555e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8555eb8c r4:85384080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848b6000 r8:853840ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384080 r8:80287e08 r7:eb365e60 r6:85384100 r5:848b6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb351fb0 to 0xeb351ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8452f640 INFO: task kworker/0:631:4813 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:848b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 r5:8555e78c r4:8555e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848b6c00 r8:853841ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8452f640 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eb361d84 r8:00000002 r7:60000013 r6:eb361d8c r5:848b5400 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8555fb8c r4:8555f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85384280 r8:80287e08 r7:eb351e60 r6:85384300 r5:848b5400 Workqueue: events bpf_prog_free_deferred r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 task:kworker/0:634 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452fc00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85536c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0105000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8555f78c r4:8555f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8555f78c r4:85384400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85536c00 r8:8538442c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384400 r8:80287e08 r7:eb361e60 r6:85384480 r5:85536c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb371fb0 to 0xeb371ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8452fbc0 INFO: task kworker/0:634:4819 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:635:4823 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:635 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb36dd84 r8:00000002 r7:60000013 r6:eb36dd8c r5:854b6000 r4:854b6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854b6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8452fac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:854b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8555ff8c r4:8555fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8555ff8c r4:85384500 r4:85384500 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:636:4825 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:636 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb125d84 r8:00000002 r7:60000113 r6:eb125d8c r5:854b3c00 r4:854b3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:854b3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84181140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:854b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e490d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556478c r4:85564400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8556478c r4:85384600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:854b3c00 r8:8538462c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384600 r8:80287e08 r7:eb36de60 r6:85384680 r5:854b3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb125fb0 to 0xeb125ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:84a18000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 r9:83018005 r8:84a18000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 r5:8556438c r4:85564000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:85384700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384700 r8:80287e08 r7:eb125e60 r6:85384780 r5:84a18000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb369fb0 to 0xeb369ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8452fb40 INFO: task kworker/0:637:4826 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:207 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 r5:00001000 r4:eaa7f000 r5:8550bf8c r4:8550bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848b3000 r8:8480e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r4:855a0c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 r5:00001000 r4:eaad1000 r5:8556538c r4:85565000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84181100 INFO: task kworker/0:638:4830 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:639:4832 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:639 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb245d84 r8:00000002 r7:60000113 r6:eb245d8c r5:855a2400 r4:855a2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb245e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:85564b8c r4:85564800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85564b8c r4:85384880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a2400 r8:853848ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384880 r8:80287e08 r7:eb1fde60 r6:8480e400 r5:855a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb245fb0 to 0xeb245ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:841813c0 INFO: task kworker/0:639:4832 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc5-syzkaller #0 r4:855a0000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85564f8c r4:85564c00 r7:dddced80 r6:83018000 r5:85564f8c r4:85384900 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841818c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead53000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85565f8c r4:85565c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85565f8c r4:85384980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a3c00 r8:853849ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384980 r8:80287e08 r7:eb1fde60 r6:8480e500 r5:855a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb26dfb0 to 0xeb26dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:642:4837 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:642 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:855a3000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556578c r4:85565400 r10:61c88647 r9:855a3000 r8:85384a2c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:643:4839 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:643 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:eb2b9d84 r8:00000002 r7:60000013 r6:eb2b9d8c r5:855a5400 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85565b8c r4:85565800 r7:dddced80 r6:83018000 r5:85565b8c r4:85384a80 r10:00000000 r9:85384a80 r8:80287e08 r7:eb26de60 r6:8480e600 r5:855a5400 r4:84181600 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eaed5000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:855a4800 r8:85384b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384b00 r8:80287e08 r7:eb26de60 r6:8480e680 r5:855a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84181740 INFO: task kworker/0:644:4841 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:645:4843 blocked for more than 458 seconds. r5:855a6000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556638c r4:85566000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556678c r4:85566400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8556678c r4:85384c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a6c00 r8:85384c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384c00 r8:80287e08 r7:eb2f1e60 r6:8480e780 r5:855a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb37dfb0 to 0xeb37dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84181a40 INFO: task kworker/0:646:4845 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:647:4847 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8291a684 r9:eb385d84 r8:00000002 r7:60000113 r6:eb385d8c r5:8552ec00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85389300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8552ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaef5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556778c r4:85567400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8556778c r4:85384c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8552ec00 r8:85384cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384c80 r8:80287e08 r7:eb2f1e60 r6:8480e800 r5:8552ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb385fb0 to 0xeb385ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84181b00 INFO: task kworker/0:647:4847 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:648:4849 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:648 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3a5d84 r8:00000002 r7:60000113 r6:eb3a5d8c r5:8552e000 r4:8552e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8552e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84181e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8552e000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaee7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85566f8c r4:85566c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85566f8c r4:85384d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8552e000 r8:85384d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384d00 r8:80287e08 r7:eb385e60 r6:8480e880 r5:8552e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3a5fb0 to 0xeb3a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84181c80 INFO: task kworker/0:648:4849 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80d0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0781dc0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85599800 r8:85384e2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:650:4853 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:650 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3cdd84 r8:00000002 r7:60000113 r6:eb3cdd8c r5:85598000 r4:85598000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85598000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3cde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84241c40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85598000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf13000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85567b8c r4:85567800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85567b8c r4:85384e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85598000 r8:85384eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384e80 r8:80287e08 r7:eb3c9e60 r6:8480e980 r5:85598000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3cdfb0 to 0xeb3cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:651:4855 blocked for more than 458 seconds. r5:8559b000 r4:8291a680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85384f00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb35dd84 r8:00000002 r7:60000113 r6:eb35dd8c r5:8559a400 r4:8559a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8559a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8559a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd99000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556838c r4:85568000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8556838c r4:85384f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8559a400 r8:85384fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85384f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85384f80 r8:80287e08 r7:eb3c9e60 r6:8480ea80 r5:8559a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb35dfb0 to 0xeb35dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85465280 INFO: task kworker/0:652:4857 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:653:4859 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:653 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3ddd84 r8:00000002 r7:60000113 r6:eb3ddd8c r5:85598c00 r4:85598c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85598c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85568b8c r4:85384380 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:654:4860 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:654 state:D stack:0 pid:4860 tgid:4860 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000013 r6:eb3e1d8c r5:8559c800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85568f8c r4:85568c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85473000 r8:80287e08 r7:eb3dde60 r6:8480eb80 r5:8559c800 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e07a5000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85473080 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:208:4867 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:208 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3edd84 r8:00000002 r7:60080113 r6:eb3edd8c r5:855a8000 r4:855a8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9bf80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:855a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead11000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559478c r4:85594400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8559478c r4:8480ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a8000 r8:8480ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8480ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8480ec00 r8:80287e08 r7:eb339e60 r6:85473180 r5:855a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3edfb0 to 0xeb3edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a9bc80 INFO: task kworker/1:208:4867 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:656:4868 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:656 state:D stack:0 pid:4868 tgid:4868 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556938c r4:85569000 r7:dddced80 r6:83018000 r5:8556938c r4:85473200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:855ab000 r4:855ab000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ab000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9bcc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:855ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac15000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a6f8c r4:846a6c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a6f8c r4:8480ec80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ab000 r8:8480ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8480ec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8480ec80 r8:80287e08 r7:eb3ede60 r6:85473300 r5:855ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a9bc80 INFO: task kworker/1:209:4869 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:855a9800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:855a9800 r8:854733ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559438c r4:85594000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8559438c r4:8480ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ac800 r8:8480ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8480ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8480ed00 r8:80287e08 r7:eb3ede60 r6:85473480 r5:855ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb405fb0 to 0xeb405ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a9bf00 INFO: task kworker/1:210:4874 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:211:4876 blocked for more than 458 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:211 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb129d84 r8:00000002 r7:60080113 r6:eb129d8c r5:8559d400 r4:8559d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8559d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84836e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8559d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa0f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557738c r4:85577000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8557738c r4:8480ed80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8559d400 r8:8480edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8480ed80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8480ed80 r8:80287e08 r7:eb3ede60 r6:8480ee00 r5:8559d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb129fb0 to 0xeb129ff8) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:658:4878 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:658 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:855a8c00 r4:855a8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855a8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85569b8c r4:85569800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e07eb000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8480ee80 Exception stack(0xeb415fb0 to 0xeb415ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:659:4882 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:659 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:855ae000 r4:855ae000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ae000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545a140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae95000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85569f8c r4:85569c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85569f8c r4:85473680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ae000 r8:854736ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85473680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85473680 r8:80287e08 r7:eb3e5e60 r6:85473700 r5:855ae000 Exception stack(0xeb411fb0 to 0xeb411ff8) Workqueue: events bpf_prog_free_deferred 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:660:4886 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:660 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:855aec00 r4:855aec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855aec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545a2c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaec5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556a38c r4:8556a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8556a38c r4:85473780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855aec00 r8:854737ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85473780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85473780 r8:80287e08 r7:eb3e5e60 r6:85473800 r5:855aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb13dfb0 to 0xeb13dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545a200 INFO: task kworker/0:660:4886 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 r4:00000000 r5:850a238c r4:850a2000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:661:4887 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:661 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:855ad400 r4:855ad400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ad400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545a780 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556af8c r4:8556ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556ab8c r4:8556a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8556ab8c r4:85473980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855a1800 r8:854739ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85473980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85473980 r8:80287e08 r7:eb419e60 r6:85473a00 r5:855a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb409fb0 to 0xeb409ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545a680 INFO: task kworker/0:662:4888 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:663:4892 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:663 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:855b0000 r4:855b0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545a840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf7d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556b38c r4:8556b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8556b38c r4:85473a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855b0000 r8:85473aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85473a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85473a80 r8:80287e08 r7:eb419e60 r6:85473b00 r5:855b0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb41dfb0 to 0xeb41dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545a880 INFO: task kworker/0:663:4892 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:664:4893 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 task:kworker/0:664 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85473b80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:665:4894 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:665 state:D stack:0 pid:4894 tgid:4894 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:855b2400 r4:855b2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545ae40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8556bf8c r4:8556bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85473c80 r8:80287e08 r7:eb421e60 r6:85473d00 r5:855b2400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84998c00 r8:85473e2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:667:4898 blocked for more than 459 seconds. r5:84999800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84999800 r8:85473dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85473d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85473d80 r8:80287e08 r7:eb42de60 r6:8480ef80 r5:84999800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb435fb0 to 0xeb435ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545aa40 INFO: task kworker/0:667:4898 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:668:4901 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:668 state:D stack:0 pid:4901 tgid:4901 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb441d84 r8:00000002 r7:60000113 r6:eb441d8c r5:8499bc00 r4:8499bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465200 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8499bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafdd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557438c r4:85574000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8499bc00 r8:85473eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:8499a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb445e08 r5:00001000 r4:eb041000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85473f00 Exception stack(0xeb445fb0 to 0xeb445ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:670:4904 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:670 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000013 r6:eb44dd8c r5:8499b000 r4:8499b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84836000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8499b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb027000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85574b8c r4:85574800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85574b8c r4:85473f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499b000 r8:85473fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85473f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85473f80 r8:80287e08 r7:eb445e60 r6:848e7080 r5:8499b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb44dfb0 to 0xeb44dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84836040 INFO: task kworker/0:670:4904 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:671:4906 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:671 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb455d84 r8:00000002 r7:60000013 r6:eb455d8c r5:8499c800 r4:8499c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8499c800 r4:8291a680 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb031000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85574f8c r4:85574c00 r7:dddced80 r6:83018000 r5:85574f8c r4:848e6000 r10:61c88647 r9:8499c800 r8:848e602c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6000 r8:80287e08 r7:eb445e60 r6:848e7100 r5:8499c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb455fb0 to 0xeb455ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848362c0 INFO: task kworker/0:671:4906 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb07d000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557578c r4:85575400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8557578c r4:848e6080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8499e000 r8:848e60ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6080 r8:80287e08 r7:eb445e60 r6:848e7180 r5:8499e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb459fb0 to 0xeb459ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84836140 INFO: task kworker/0:672:4908 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb093000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85575b8c r4:85575800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:674:4913 blocked for more than 459 seconds. r5:8559e000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557638c r4:85576000 r10:61c88647 r9:8559e000 r8:848e61ac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:675:4915 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:675 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb475d84 r8:00000002 r7:60000113 r6:eb475d8c r5:84998000 r4:84998000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84998000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84836680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84998000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0a1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85575f8c r4:85575c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85575f8c r4:848e6200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84998000 r8:848e622c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6200 r8:80287e08 r7:eb46de60 r6:848e7300 r5:84998000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb475fb0 to 0xeb475ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84836780 INFO: task kworker/0:675:4915 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:676:4917 blocked for more than 459 seconds. r5:8559ec00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85576f8c r4:85576c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85576f8c r4:848e6280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8559ec00 r8:848e62ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6280 r8:80287e08 r7:eb46de60 r6:848e7380 r5:8559ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb47dfb0 to 0xeb47dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848366c0 INFO: task kworker/0:676:4917 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:677:4918 blocked for more than 459 seconds. r4:8559bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 r5:00001000 r4:eb0fb000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557678c r4:85576400 r10:61c88647 r9:8559bc00 r8:848e632c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84836900 INFO: task kworker/0:678:4920 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:679:4925 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:679 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:85538c00 r4:85538c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85538c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8335d180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85538c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab17000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85577b8c r4:85577800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85577b8c r4:848e6480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85538c00 r8:848e64ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6480 r8:80287e08 r7:eb47de60 r6:848e7500 r5:85538c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb479fb0 to 0xeb479ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84836a00 INFO: task kworker/0:679:4925 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:213:4927 blocked for more than 459 seconds. r10:8291a684 r9:eb451d84 r8:00000002 r7:60080113 r6:eb451d8c r5:85539800 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8559578c r4:85595400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8559578c r4:848e7580 r4:848e7580 1fa0: 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:214:4928 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:214 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb439d84 r8:00000002 r7:60080113 r6:eb439d8c r5:8553a400 r4:8553a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8553a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5a000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8553a400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1c7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559538c r4:85595000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8559538c r4:848e7680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8553a400 r8:848e76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848e7680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e7680 r8:80287e08 r7:eb451e60 r6:848e7700 r5:8553a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb439fb0 to 0xeb439ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:680:4930 blocked for more than 459 seconds. r10:8291a684 r9:eb271d84 r8:00000002 r7:60000113 r6:eb271d8c r5:8553b000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8557778c r4:85577400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:848e6400 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:681:4932 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:855b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 r5:8557838c r4:85578000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:848e6500 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85577f8c r4:848e6600 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:683:4935 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:683 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:855b6000 r4:855b6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaee9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85578b8c r4:85578800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85578b8c r4:848e6700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855b6000 r8:848e672c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6700 r8:80287e08 r7:eb1b1e60 r6:848e6780 r5:855b6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb305fb0 to 0xeb305ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84833380 INFO: task kworker/0:683:4935 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8557878c r4:85578400 r10:61c88647 r9:855b6c00 r8:848e682c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:685:4941 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:685 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb389d84 r8:00000002 r7:60000013 r6:eb389d8c r5:855b0c00 r4:855b0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833d40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb133000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85579b8c r4:85579800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85579b8c r4:848e6900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855b0c00 r8:848e692c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6900 r8:80287e08 r7:eb305e60 r6:848e6980 r5:855b0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb389fb0 to 0xeb389ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848334c0 INFO: task kworker/0:685:4941 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:855b3000 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85578f8c r4:85578c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855b3000 r8:848e6a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848334c0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:687:4944 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:687 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb48dd84 r8:00000002 r7:60000113 r6:eb48dd8c r5:855b5400 r4:855b5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855b5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb107000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557938c r4:85579000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8557938c r4:848e6b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855b5400 r8:848e6b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6b00 r8:80287e08 r7:eb389e60 r6:848e6b80 r5:855b5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb48dfb0 to 0xeb48dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848337c0 INFO: task kworker/0:687:4944 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:688:4946 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:688 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r5:855b8c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833b40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb119000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557978c r4:85579400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8557978c r4:848e6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855b8c00 r8:848e6c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6c00 r8:80287e08 r7:eb389e60 r6:848e6c80 r5:855b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb491fb0 to 0xeb491ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84833700 INFO: task kworker/0:688:4946 is blocked on a mutex likely owned by task kworker/0:298:3910. Workqueue: events bpf_prog_free_deferred 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:689:4948 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:689 state:D stack:0 pid:4948 tgid:4948 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:855ba400 r4:855ba400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855ba400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a562c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb153000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85579f8c r4:85579c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85579f8c r4:848e6d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855ba400 r8:848e6d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848e6d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e6d00 r8:80287e08 r7:eb389e60 r6:848e6d80 r5:855ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb495fb0 to 0xeb495ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84833d00 INFO: task kworker/0:689:4948 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 r4:850e4700 task:kworker/0:690 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8557a78c r4:8557a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:848e6e00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:691:4952 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:691 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:855b8000 r4:855b8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:855b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 r5:8557a38c r4:8557a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855b8000 r8:848e6f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85477000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 task:kworker/0:692 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854775c0 r5:8557ab8c r4:8557a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85476000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:e0781dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:215:4954 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:215 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60080113 r6:eb4a9d8c r5:855bc800 r4:855bc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855bc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a5a740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:855bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb275000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85595b8c r4:85595800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85595b8c r4:848e7800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855bc800 r8:848e782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb381e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8557af8c r4:8557ac00 r10:61c88647 r9:8553c800 r8:8547612c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476100 r8:80287e08 r7:eb4a1e60 r6:848e7900 r5:8553c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb381fb0 to 0xeb381ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85477540 INFO: task kworker/0:693:4958 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:694:4960 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:694 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:8553d400 r4:8553d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8553d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8553d400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb229000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557b38c r4:8557b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8557b38c r4:85476180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8553d400 r8:854761ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476180 r8:80287e08 r7:eb381e60 r6:848e7980 r5:8553d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r4:850b7e80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:695:4962 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:695 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:8553ec00 r4:8553ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8553ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8553ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb239000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557b78c r4:8557b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8557b78c r4:85476200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8553ec00 r8:8547622c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476200 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557bb8c r4:8557b800 r10:61c88647 r9:8553bc00 r8:854762ac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 INFO: task kworker/0:697:4965 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:697 state:D stack:0 pid:4965 tgid:4965 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4bdd84 r8:00000002 r7:60000013 r6:eb4bdd8c r5:8553e000 r4:8553e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8553e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477d40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8553e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb28f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8557bf8c r4:8557bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8557bf8c r4:85476300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8553e000 r8:8547632c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476300 r8:80287e08 r7:eb4b9e60 r6:848e7b00 r5:8553e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4bdfb0 to 0xeb4bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85477ac0 INFO: task kworker/0:697:4965 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:216:4969 blocked for more than 459 seconds. Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4a5d84 r8:00000002 r7:60080113 r6:eb4a5d8c r5:85540000 r4:85540000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85540000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475400 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85540000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafb5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8559678c r4:85596400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8559678c r4:848e7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85540000 r8:848e7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848e7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848e7b80 r8:80287e08 r7:eb4a9e60 r6:848e7c00 r5:85540000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a5a6c0 INFO: task kworker/1:216:4969 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:698:4971 blocked for more than 459 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558438c r4:85584000 r10:61c88647 r9:85540c00 r8:854763ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8559638c r4:85596000 r10:61c88647 r9:85541800 r8:848e7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a5a840 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:699:4974 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:699 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000113 r6:eb4c9d8c r5:85542400 r4:85542400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85542400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84831340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2d1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558538c r4:85585000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558538c r4:85476400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85542400 r8:8547642c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476400 r8:80287e08 r7:eb4b1e60 r6:848e7e00 r5:85542400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85477ec0 INFO: task kworker/0:699:4974 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb2a7000 r5:8558478c r4:85584400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85543000 r8:854764ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85477fc0 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:701:4978 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:701 state:D stack:0 pid:4978 tgid:4978 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4d1d84 r8:00000002 r7:60000113 r6:eb4d1d8c r5:85543c00 r4:85543c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85543c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84831000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85543c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2bd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85584b8c r4:85584800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85584b8c r4:85476500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85543c00 r8:8547652c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476500 Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) r4:84831100 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb2c7000 r5:85584f8c r4:85584c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85584f8c r4:85476580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85544800 r8:854765ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476580 r8:80287e08 r7:eb4c9e60 r6:848e7f80 r5:85544800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84831100 INFO: task kworker/0:702:4979 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 813ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:703:4982 blocked for more than 459 seconds. r4:85545400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 r5:00001000 r4:eb2dd000 r5:8558578c r4:85585400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85545400 r8:8547662c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848312c0 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:85546000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 r5:00001000 r4:dfef5000 r5:85585f8c r4:85585c00 r7:dddced80 r6:83018000 r5:85585f8c r4:85476680 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84831440 INFO: task kworker/0:704:4984 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:705:4986 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:705 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:85546c00 r4:85546c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85546c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84831640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85546c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa55000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85585b8c r4:85585800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85585b8c r4:85476700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85546c00 r8:8547672c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476700 r8:80287e08 r7:eb3c1e60 r6:84a58100 r5:85546c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84831600 INFO: task kworker/0:705:4986 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 r4:850e4700 INFO: task kworker/0:706:4988 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:706 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000013 r6:eb3fdd8c r5:85548000 r4:85548000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85548000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84831880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85548000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06c7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558638c r4:85586000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558638c r4:85476780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85548000 r8:854767ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476780 r8:80287e08 r7:eb3c1e60 r6:84a58180 r5:85548000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3fdfb0 to 0xeb3fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8558678c r4:85586400 r10:61c88647 r9:85548c00 r8:8547682c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:708:4992 blocked for more than 459 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85586b8c r4:85586800 r10:61c88647 r9:855be000 r8:854768ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84831940 INFO: task kworker/0:708:4992 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:709:4995 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:709 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000113 r6:eb4e1d8c r5:855bec00 r4:855bec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855bec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84831e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabf9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85586f8c r4:85586c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85586f8c r4:85476980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855bec00 r8:854769ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476980 r8:80287e08 r7:eb465e60 r6:85476a00 r5:855bec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:84831ac0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:8558778c r4:85587400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85476a80 5fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:711:4998 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:711 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4e9d84 r8:00000002 r7:60000013 r6:eb4e9d8c r5:84658000 r4:84658000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84658000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85477bc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84658000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaca5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558738c r4:85587000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558738c r4:85476b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84658000 r8:85476bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476b80 r8:80287e08 r7:eb4e5e60 r6:85476c00 r5:84658000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854770c0 INFO: task kworker/0:711:4998 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:00001000 r4:e07a5000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eb4f1d84 r8:00000002 r7:60080113 r6:eb4f1d8c r5:84659800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85597b8c r4:85597800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84659800 r8:84a582ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854750c0 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:712:5003 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:712 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4c1d84 r8:00000002 r7:60000113 r6:eb4c1d8c r5:85549800 r4:85549800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85549800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84828780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85549800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf5b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558c38c r4:8558c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558c38c r4:85476d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85549800 r8:85476d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476d00 r8:80287e08 r7:eb4e5e60 r6:84a58300 r5:85549800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84828100 INFO: task kworker/0:712:5003 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:713:5004 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:713 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000113 r6:eb4edd8c r5:84658c00 r4:84658c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84658c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84828380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84658c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaebb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85587b8c r4:85587800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85587b8c r4:85476d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84658c00 r8:85476dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85476d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85476d80 r8:80287e08 r7:eb4c1e60 r6:85476e00 r5:84658c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4edfb0 to 0xeb4edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85587f8c r4:85587c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8465b000 r8:85476eac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:715:5009 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:715 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:8465bc00 r4:8465bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8465bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558c78c r4:8558c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85476f80 r8:80287e08 r7:eb4c1e60 r6:84a52000 r5:8465bc00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:716:5011 blocked for more than 459 seconds. r4:8465d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 r5:00001000 r4:eafd3000 r5:8558cb8c r4:8558c800 r7:dddced80 r6:83018000 r5:8558cb8c r4:84a52080 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:717:5014 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:717 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb501d84 r8:00000002 r7:60000013 r6:eb501d8c r5:8465c800 r4:8465c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8465c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84828d40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8465c800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafeb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558cf8c r4:8558cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558cf8c r4:84a52180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8465c800 r8:84a521ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84a52180 r8:80287e08 r7:eb4fde60 r6:84a52200 r5:8465c800 r4:84828b00 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:718:5016 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:718 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb505d84 r8:00000002 r7:60000113 r6:eb505d8c r5:8465a400 r4:8465a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8465a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e2040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8465a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb03d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558d78c r4:8558d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558d78c r4:84a52280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8465a400 r8:84a522ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52280 r8:80287e08 r7:eb501e60 r6:84a52300 r5:8465a400 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:219 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb509d84 r8:00000002 r7:60080113 r6:eb509d8c r5:855bd400 r4:855bd400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855bd400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:855bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5ef000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85596b8c r4:85596800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85596b8c r4:84a58380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855bd400 r8:84a583ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a58380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a58380 r8:80287e08 r7:eb4f1e60 r6:84a52380 r5:855bd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb509fb0 to 0xeb509ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854753c0 INFO: task kworker/1:219:5017 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/0:719 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558d38c r4:8558d000 r10:61c88647 r9:8465ec00 r8:84a5242c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:720:5021 blocked for more than 459 seconds. r4:855c0000 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558df8c r4:8558dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558df8c r4:84a52500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c0000 r8:84a5252c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52500 r8:80287e08 r7:eb505e60 r6:84a52580 r5:855c0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e2000 INFO: task kworker/0:720:5021 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:721:5023 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:721 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:855c1800 r4:855c1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855c1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e2200 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb087000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558db8c r4:8558d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558db8c r4:84a52600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c1800 r8:84a5262c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52600 r8:80287e08 r7:eb4f9e60 r6:84a52680 r5:855c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb511fb0 to 0xeb511ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:855c3000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e2700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0c1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558e38c r4:8558e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558e38c r4:84a52700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c3000 r8:84a5272c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52700 r8:80287e08 r7:eb4f9e60 r6:84a52780 r5:855c3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb519fb0 to 0xeb519ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e2400 INFO: task kworker/0:722:5025 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:723:5028 blocked for more than 459 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:8558e78c r4:8558e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855c0c00 r8:84a5282c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:724:5029 blocked for more than 459 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000113 r6:eb51dd8c r5:855c3c00 r4:855c3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855c3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e2b80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb30d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558ef8c r4:8558ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558ef8c r4:84a52900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c3c00 r8:84a5292c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52900 r8:80287e08 r7:eb515e60 r6:84a52980 r5:855c3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb51dfb0 to 0xeb51dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e2840 INFO: task kworker/0:724:5029 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:725:5030 blocked for more than 459 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:725 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:855c4800 r4:855c4800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855c4800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e2940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2f7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558eb8c r4:8558e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558eb8c r4:84a52a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c4800 r8:84a52a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52a00 r8:80287e08 r7:eb51de60 r6:84a52a80 r5:855c4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb525fb0 to 0xeb525ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e2a00 INFO: task kworker/0:725:5030 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:726:5033 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:726 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:855c5400 r4:855c5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855c5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558f38c r4:8558f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84a52b00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/0:727 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb52dd84 r8:00000002 r7:60000013 r6:eb52dd8c r5:855c6000 r4:855c6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855c6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e2e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb38d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558f78c r4:8558f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558f78c r4:84a52c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c6000 r8:84a52c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52c00 r8:80287e08 r7:eb521e60 r6:84a52c80 r5:855c6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb52dfb0 to 0xeb52dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848e2c80 INFO: task kworker/0:727:5035 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb531d84 r8:00000002 r7:60000013 r6:eb531d8c r5:855c6c00 r4:855c6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:855c6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4c040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8558fb8c r4:8558f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8558fb8c r4:84a52d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c6c00 r8:84a52d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52d00 r8:80287e08 r7:eb52de60 r6:84a52d80 r5:855c6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb531fb0 to 0xeb531ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:84a4c000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:855c2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4c640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb43d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560c78c r4:8560c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560c78c r4:84a52e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855c2400 r8:84a52e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a52e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a52e00 r8:80287e08 r7:eb531e60 r6:84a52e80 r5:855c2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb535fb0 to 0xeb535ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a4c000 INFO: task kworker/0:729:5039 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 r5:850a238c r4:850a2000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:730 state:D stack:0 pid:5040 tgid:5040 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8558ff8c r4:8558fc00 r7:dddced80 r6:83018000 r5:8558ff8c r4:84a52f00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:731:5043 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:731 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:848a0c00 r4:848a0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4c440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb427000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560c38c r4:8560c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560c38c r4:84a4a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a0c00 r8:84a4a02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4a000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a4a000 r8:80287e08 r7:eb535e60 r6:84a4a080 r5:848a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb53dfb0 to 0xeb53dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a4c380 INFO: task kworker/0:731:5043 is blocked on a mutex likely owned by task kworker/0:298:3910. r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r9:83018005 r8:848a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 r5:8560cf8c r4:8560cc00 r4:84a4a100 Exception stack(0xeb539fb0 to 0xeb539ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:733:5047 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:733 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:848a2400 r4:848a2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8560cb8c r4:8560c800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84a4a200 r8:80287e08 r7:eb539e60 r6:84a4a280 r5:848a2400 Workqueue: events bpf_prog_free_deferred [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:848a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 r5:8560d38c r4:8560d000 r7:dddced80 r6:83018000 r5:8560d38c r4:84a4a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a3000 r8:84a4a32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a4a300 r8:80287e08 r7:eb539e60 r6:84a4a380 r5:848a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb549fb0 to 0xeb549ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a4cb80 INFO: task kworker/0:734:5050 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:735:5051 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:735 state:D stack:0 pid:5051 tgid:5051 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb545d84 r8:00000002 r7:60000013 r6:eb545d8c r5:848a3c00 r4:848a3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4cbc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb551000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560d78c r4:8560d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560d78c r4:84a4a400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a3c00 r8:84a4a42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4a400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000013 r6:eb55dd8c r5:848a5400 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8560df8c r4:8560dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84a4a500 r8:80287e08 r7:eb545e60 r6:84a4a580 r5:848a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb55dfb0 to 0xeb55dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a4cb00 INFO: task kworker/0:736:5053 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r4:848a6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 r4:00000000 r5:8560db8c r4:8560d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84a4a600 Exception stack(0xeb569fb0 to 0xeb569ff8) Workqueue: events bpf_prog_free_deferred 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:8554e000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560e38c r4:8560e000 r10:61c88647 r9:8554e000 r8:84a4a6ac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:739:5059 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:739 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:8554b000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8560ef8c r4:8560ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560ef8c r4:84a4a700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8481f140 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:740:5060 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:740 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:8554ec00 r4:8554ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8554ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481f1c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8554ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb581000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560e78c r4:8560e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560e78c r4:84a4a780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8554ec00 r8:84a4a7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4a780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a4a780 r8:80287e08 r7:eb589e60 r6:84a58580 r5:8554ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb591fb0 to 0xeb591ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:741:5062 blocked for more than 460 seconds. r4:8554c800 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8560eb8c r4:84a4a800 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:742:5064 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:742 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:8554d400 r4:8554d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8554d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481f640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:8560f78c r4:8560f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560f78c r4:84a4a880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8481f2c0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:743:5066 blocked for more than 460 seconds. r4:8554bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 r5:8560f38c r4:8560f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84a4a900 Exception stack(0xeb5bdfb0 to 0xeb5bdff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000113 r6:eb5c5d8c r5:85550c00 r4:85550c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85550c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481fd00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85550c00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa89000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85614b8c r4:85614800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85614b8c r4:84a4a980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85550c00 r8:84a4a9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4a980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a4a980 r8:80287e08 r7:eb5a9e60 r6:84a58780 r5:85550c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8481f540 INFO: task kworker/0:744:5068 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r4:85550000 r4:00000000 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8560fb8c r4:8560f800 r4:84a4aa00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:746:5072 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:746 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000113 r6:eb5e1d8c r5:85551800 r4:85551800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85551800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481f8c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85551800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8560ff8c r4:8560fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8560ff8c r4:84a4aa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85551800 r8:84a4aaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4aa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a4aa80 r8:80287e08 r7:eb5c5e60 r6:84a58880 r5:85551800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8481f7c0 INFO: task kworker/0:746:5072 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:747 state:D stack:0 pid:5074 tgid:5074 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5edd84 r8:00000002 r7:60000113 r6:eb5edd8c r5:85552400 r4:85552400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85552400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481fa00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85552400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5f5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561438c r4:85614000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561438c r4:84a4ab00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84a4ab00 Exception stack(0xeb5edfb0 to 0xeb5edff8) r4:8481f900 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85554800 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8559738c r4:85597000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8559738c r4:84a58980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85554800 r8:84a589ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a58980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a58980 r8:80287e08 r7:eb4f1e60 r6:84a58a00 r5:85554800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb601fb0 to 0xeb601ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8561478c r4:85614400 r7:dddced80 r6:83018000 r5:8561478c r4:84a4ab80 Exception stack(0xeb605fb0 to 0xeb605ff8) Workqueue: events bpf_prog_free_deferred 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:749:5080 blocked for more than 460 seconds. r4:85553000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854da140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85553000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae4b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85615f8c r4:85615c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85615f8c r4:84a4ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85553000 r8:84a4ac2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a4ac00 r8:80287e08 r7:eb5c5e60 r6:84a58b00 r5:85553000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb615fb0 to 0xeb615ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8481fe00 INFO: task kworker/0:749:5080 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:750:5082 blocked for more than 460 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481fe40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85556000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0777000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85614f8c r4:85614c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85614f8c r4:84a4ac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85556000 r8:84a4acac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4ac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a4ac80 r8:80287e08 r7:eb615e60 r6:84a58b80 r5:85556000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb61dfb0 to 0xeb61dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8481fc80 INFO: task kworker/0:750:5082 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eb625d84 r8:00000002 r7:60000113 r6:eb625d8c r5:85556c00 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8561538c r4:85615000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561538c r4:84a4ad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8481fd80 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8561578c r4:85615400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84a4ad80 r8:80287e08 r7:eb615e60 r6:84a58c80 r5:85553c00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85615b8c r4:85615800 r4:84a4ae00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r4:850b7e80 r4:00000001 r4:850e4700 task:kworker/0:754 state:D stack:0 pid:5092 tgid:5092 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8561678c r4:85616400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561678c r4:84a4af00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a4800 r8:84a4af2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84a4af00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a4af00 r8:80287e08 r7:eb615e60 r6:84a4af80 r5:848a4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb631fb0 to 0xeb631ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854da380 INFO: task kworker/0:754:5092 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:755:5093 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:755 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8561638c r4:85616000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:756:5096 blocked for more than 460 seconds. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854da840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:855bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1b3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85616f8c r4:85616c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85616f8c r4:84b8a100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:855bb000 r8:84b8a12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b8a100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8a100 r8:80287e08 r7:eb631e60 r6:84b8a180 r5:855bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb639fb0 to 0xeb639ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:854da440 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85650000 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85616b8c r4:85616800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85650000 r8:84b8a22c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85618f8c r4:85618c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:854c9600 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:758:5102 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:758 state:D stack:0 pid:5102 tgid:5102 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:85681800 r4:85681800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85681800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854da900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85681800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1db000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561738c r4:85617000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561738c r4:84b8a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85681800 r8:84b8a32c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b8a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8a300 r8:80287e08 r7:eb639e60 r6:84a58e00 r5:85681800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb649fb0 to 0xeb649ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854da640 INFO: task kworker/0:758:5102 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561778c r4:85617400 r4:84b8a380 Exception stack(0xeb64dfb0 to 0xeb64dff8) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:760:5106 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:760 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:85683000 r4:85683000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85683000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dabc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85683000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb227000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85617b8c r4:85617800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85617b8c r4:84b8a400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84b8a400 Exception stack(0xeb651fb0 to 0xeb651ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85683c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 r5:85617f8c r4:85617c00 r10:61c88647 r9:85683c00 r8:84b8a4ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:762:5110 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:762 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:85684800 r4:85684800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85684800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b80040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85684800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb281000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561878c r4:85618400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561878c r4:84b8a500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85684800 r8:84b8a52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b8a500 r4:00000001 Call trace: r4:82ac21e4 r5:850a238c r4:850a2000 INFO: task kworker/0:763:5112 blocked for more than 460 seconds. [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8561838c r4:85618000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84b8a580 r8:80287e08 r7:eb659e60 r6:84b72080 r5:85685400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:764:5114 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:764 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb665d84 r8:00000002 r7:60000013 r6:eb665d8c r5:85686c00 r4:85686c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85686c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b80140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85686c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb299000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85618b8c r4:85618800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85618b8c r4:84b8a600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85686c00 r8:84b8a62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b8a600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8a600 r8:80287e08 r7:eb659e60 r6:84b72100 r5:85686c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb665fb0 to 0xeb665ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b80280 INFO: task kworker/0:764:5114 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81a80000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8561938c r4:85619000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561938c r4:84b8a680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85680c00 r8:84b8a6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b8a680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8a680 r8:80287e08 r7:eb665e60 r6:84b72180 r5:85680c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb669fb0 to 0xeb669ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b80100 INFO: task kworker/0:765:5116 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 r5:8559778c r4:85597400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8559778c r4:84b72200 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8561978c r4:85619400 r4:84b8a780 Exception stack(0xeb661fb0 to 0xeb661ff8) r4:84b80640 INFO: task kworker/0:766:5121 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8548a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:223:5123 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 r5:00001000 r4:eb671000 r5:85597f8c r4:85597c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85650c00 r8:84b723ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:224 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:846a7f8c r4:84b72400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85653c00 r8:84b7242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b72400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b72400 r8:80287e08 r7:eb67de60 r6:84b8a880 r5:85653c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb685fb0 to 0xeb685ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b4e600 INFO: task kworker/1:224:5124 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 857ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:850e4700 task:kworker/0:767 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d8200 r5:8561ab8c r4:8561a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561ab8c r4:84b8a900 r4:84b8a900 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:768:5128 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:768 state:D stack:0 pid:5128 tgid:5128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb695d84 r8:00000002 r7:60000013 r6:eb695d8c r5:85652400 r4:85652400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85652400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b80ec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85652400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6a3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85619b8c r4:85619800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85619b8c r4:84b8aa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85652400 r8:84b8aa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b8aa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8aa00 r8:80287e08 r7:eb689e60 r6:84b8aa80 r5:85652400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b80840 INFO: task kworker/0:768:5128 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 85ada000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r5:85656000 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:846a838c r4:846a8000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a838c r4:84b72480 r4:84b72480 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 85dfe000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:226:5131 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:226 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6add84 r8:00000002 r7:60080113 r6:eb6add8c r5:85656c00 r4:85656c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85656c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b96840 r5:846a8b8c r4:846a8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84b72500 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85619f8c r4:85619c00 r4:84b8ac00 Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b80cc0 INFO: task kworker/0:769:5133 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8621e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:770:5136 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:770 state:D stack:0 pid:5136 tgid:5136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:85651800 r4:85651800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85651800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dafc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85651800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561a38c r4:8561a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561a38c r4:84b8ad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85651800 r8:84b8ad2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b8ad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8ad00 r8:80287e08 r7:eb689e60 r6:84b8ad80 r5:85651800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb66dfb0 to 0xeb66dff8) r4:854daf80 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8621e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:771:5138 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:771 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb69dd84 r8:00000002 r7:60000013 r6:eb69dd8c r5:85660000 r4:85660000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85660000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d8040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:00001000 r4:eb6bd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561a78c r4:8561a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561a78c r4:84b8ae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85660000 r8:84b8ae2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b8ae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8ae00 r8:80287e08 r7:eb689e60 r6:84b8ae80 r5:85660000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb69dfb0 to 0xeb69dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d80c0 INFO: task kworker/0:771:5138 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 86529000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:772:5140 blocked for more than 460 seconds. r10:8291a684 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:85660c00 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8561af8c r4:8561ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561af8c r4:84b8af00 r4:84b8af00 Exception stack(0xeb675fb0 to 0xeb675ff8) Workqueue: events bpf_prog_free_deferred 1d20: 86d3d000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:85661800 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8561b38c r4:8561b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84b8a700 Exception stack(0xeb6cdfb0 to 0xeb6cdff8) r4:854d82c0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 86d3d000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:774:5144 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:774 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6d5d84 r8:00000002 r7:60000013 r6:eb6d5d8c r5:85662400 r4:85662400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85662400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d8640 r4:00000000 r5:00001000 r4:eb6dd000 r5:8561b78c r4:8561b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:775:5146 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:775 state:D stack:0 pid:5146 tgid:5146 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6e1d84 r8:00000002 r7:60000113 r6:eb6e1d8c r5:85663000 r4:85663000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85663000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d87c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85663000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6eb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561bb8c r4:8561b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561bb8c r4:854dc180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85663000 r8:854dc1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dc180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dc180 r8:80287e08 r7:eb6d5e60 r6:854dc200 r5:85663000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d8780 INFO: task kworker/0:775:5146 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 871f2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:776:5148 blocked for more than 460 seconds. task:kworker/0:776 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d8940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85663c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6f1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8561bf8c r4:8561bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8561bf8c r4:854dc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85663c00 r8:854dc2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dc280 r8:80287e08 r7:eb6e1e60 r6:854dc300 r5:85663c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d8700 INFO: task kworker/0:776:5148 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 871f2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:85664800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 r5:8562438c r4:85624000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:854d8880 INFO: task kworker/0:777:5150 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 873a8000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:778:5152 blocked for more than 460 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:778 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:85665400 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85624f8c r4:85624c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:854dc480 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8291a684 r9:eb709d84 r8:00000002 r7:60000113 r6:eb709d8c r5:85666000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d8c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85666000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb705000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562478c r4:85624400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562478c r4:854dc580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85666000 r8:854dc5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dc580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dc580 r8:80287e08 r7:eb6fde60 r6:854dc600 r5:85666000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb709fb0 to 0xeb709ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d8a40 INFO: task kworker/0:779:5154 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 87a2c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r5:85666c00 r4:8291a680 r4:00000000 r4:00000000 r5:85624b8c r4:85624800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85666c00 r8:854dc6ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 87f84000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:781:5158 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:781 state:D stack:0 pid:5158 tgid:5158 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb71dd84 r8:00000002 r7:60000113 r6:eb71dd8c r5:85668000 r4:85668000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85668000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b763c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85668000 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb73f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85625b8c r4:85625800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85625b8c r4:854dc780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85668000 r8:854dc7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dc780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dc780 r8:80287e08 r7:eb6fde60 r6:854dc800 r5:85668000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb71dfb0 to 0xeb71dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854daf80 INFO: task kworker/0:781:5158 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:82ac21e4 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:782 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:85668c00 r4:85668c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85668c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b76040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85668c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb727000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562538c r4:85625000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562538c r4:854dc880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85668c00 r8:854dc8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dc880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dc880 r8:80287e08 r7:eb71de60 r6:854dc900 r5:85668c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb731fb0 to 0xeb731ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b76080 INFO: task kworker/0:782:5159 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 1d20: 8838a000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:783:5162 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:783 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb725d84 r8:00000002 r7:60000113 r6:eb725d8c r5:85669800 r4:85669800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85669800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b76240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85669800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb72d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562578c r4:85625400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562578c r4:854dc980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85669800 r8:854dc9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dc980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dc980 r8:80287e08 r7:eb71de60 r6:854dca00 r5:85669800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb725fb0 to 0xeb725ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85625f8c r4:854dca80 r10:00000000 r9:854dca80 r8:80287e08 r7:eb71de60 r6:854dcb00 r5:8566a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb73dfb0 to 0xeb73dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b76300 INFO: task kworker/0:784:5164 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8896a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r5:8566b000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8562678c r4:85626400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:854dcb80 r8:80287e08 r7:eb73de60 r6:854dcc00 r5:8566b000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:786:5167 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:786 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb735d84 r8:00000002 r7:60000113 r6:eb735d8c r5:8566bc00 r4:8566bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8566bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b766c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8566bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8562638c r4:85626000 r10:61c88647 r9:8566bc00 r8:854dccac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 89000000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:787:5170 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:787 state:D stack:0 pid:5170 tgid:5170 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:8566c800 r4:8566c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8566c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b76940 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85626b8c r4:85626800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85626b8c r4:854dcd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8566c800 r8:854dcdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:854dcd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dcd80 r8:80287e08 r7:eb749e60 r6:854dce00 r5:8566c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb559fb0 to 0xeb559ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b76680 INFO: task kworker/0:787:5170 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:800f0113 r4:80239bb0 r4:e0781dc0 r5:00001000 r4:e07a5000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:8566d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85626f8c r4:85626c00 r7:dddced80 r6:83018000 r5:85626f8c r4:854dce80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b76980 INFO: task kworker/0:788:5173 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 896b9000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:789:5174 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 r5:00001000 r4:eacb7000 r5:8562738c r4:85627000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562738c r4:854dcf80 r4:854dcf80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 896b9000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:790:5176 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:790 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb571d84 r8:00000002 r7:60000013 r6:eb571d8c r5:84160000 r4:84160000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84160000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85627b8c r4:85627800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85627b8c r4:84b7a080 r4:84b7a080 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 896b9000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 INFO: task kworker/0:791:5178 blocked for more than 461 seconds. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:8562778c r4:85627400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8562778c r4:84b7a180 r4:84b7a180 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:800f0113 r4:80239bb0 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 r9:83018005 r8:84162400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf95000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85627f8c r4:85627c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85627f8c r4:84b7a280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84162400 r8:84b7a2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b7a280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b7a280 r8:80287e08 r7:eb571e60 r6:84b7a300 r5:84162400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7b080 INFO: task kworker/0:792:5179 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 89b1e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:793:5183 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:793 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:84163000 r4:84163000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84163000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84163000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafc1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8563438c r4:85634000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8563438c r4:84b7a380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84163000 r8:84b7a3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b7a380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b7a380 r8:80287e08 r7:eb5c9e60 r6:84b7a400 r5:84163000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb74dfb0 to 0xeb74dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7b380 INFO: task kworker/0:793:5183 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8a5cc000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:794:5184 blocked for more than 461 seconds. r5:84163c00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 r4:00000000 r5:00001000 r4:eaffd000 r5:8563478c r4:85634400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:795:5187 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:795 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb5e5d84 r8:00000002 r7:60000113 r6:eb5e5d8c r5:84164800 r4:84164800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84164800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84164800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb089000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85634f8c r4:85634c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85634f8c r4:84b7a580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84164800 r8:84b7a5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b7a580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b7a580 r8:80287e08 r7:eb751e60 r6:84b7a600 r5:84164800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:796:5190 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:796 state:D stack:0 pid:5190 tgid:5190 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb759d84 r8:00000002 r7:60000013 r6:eb759d8c r5:84165400 r4:84165400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84165400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b7c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84165400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb035000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85634b8c r4:85634800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85634b8c r4:84b7a680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84165400 r8:84b7a6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b7a680 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:84166000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 r5:00001000 r4:eb2ed000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8563578c r4:85635400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8563578c r4:84b7a780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84166000 r8:84b7a7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b7a780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b7a780 r8:80287e08 r7:eb5e5e60 r6:84b7a800 r5:84166000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb75dfb0 to 0xeb75dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7b800 INFO: task kworker/0:797:5191 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8a5cc000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:798:5192 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:798 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb755d84 r8:00000002 r7:60000113 r6:eb755d8c r5:84166c00 r4:84166c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84166c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7bb40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84166c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0b9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8563538c r4:85635000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8563538c r4:84b7a880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84b7a880 Exception stack(0xeb755fb0 to 0xeb755ff8) Workqueue: events bpf_prog_free_deferred 1d20: 8b1e7000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:799:5195 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:799 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb761d84 r8:00000002 r7:60000113 r6:eb761d8c r5:84160c00 r4:84160c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84160c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7be40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84160c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb301000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85635b8c r4:85635800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85635b8c r4:84b7a980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84160c00 r8:84b7a9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b7a980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b7a980 r8:80287e08 r7:eb75de60 r6:84b7aa00 r5:84160c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb761fb0 to 0xeb761ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7bc00 INFO: task kworker/0:799:5195 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8b1e7000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8563638c r4:85636000 r4:84b7aa80 Exception stack(0xeb769fb0 to 0xeb769ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7bd80 INFO: task kworker/0:800:5197 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8b1e7000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b76e00 r5:85635f8c r4:85635c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85670c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8563678c r4:84b7ac80 r10:00000000 r9:84b7ac80 r8:80287e08 r7:eb769e60 r6:84b7ad00 r5:85670c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb771fb0 to 0xeb771ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85645280 INFO: task kworker/0:802:5201 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8b721000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:803:5203 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:803 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:85671800 r4:85671800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85671800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85645340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85671800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb43b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85636b8c r4:85636800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85636b8c r4:84b7ad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85671800 r8:84b7adac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b7ad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b7ad80 r8:80287e08 r7:eb771e60 r6:84b7ae00 r5:85671800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb775fb0 to 0xeb775ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85645100 INFO: task kworker/0:803:5203 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8b721000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:804:5205 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:85672400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85636f8c r4:85636c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85636f8c r4:84b7ae80 r4:84b7ae80 9fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:805:5207 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:805 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000113 r6:eb77dd8c r5:85673000 r4:85673000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85673000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85645640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85673000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb471000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8563738c r4:85637000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8563738c r4:84b7af80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85673000 r8:84b7afac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b7af80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b7af80 r8:80287e08 r7:eb779e60 r6:84b6e000 r5:85673000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb77dfb0 to 0xeb77dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85645400 INFO: task kworker/0:805:5207 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8c02e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/0:806 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856457c0 r5:8563778c r4:85637400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85673c00 r8:84b6e0ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:807:5210 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:807 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb785d84 r8:00000002 r7:60000113 r6:eb785d8c r5:85674800 r4:85674800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85674800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85645dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85674800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5a3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8564078c r4:85640400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564078c r4:84b6e180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85674800 r8:84b6e1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b6e180 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:808:5213 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:808 state:D stack:0 pid:5213 tgid:5213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb789d84 r8:00000002 r7:60000013 r6:eb789d8c r5:85675400 r4:85675400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85675400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85645940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85675400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb575000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85637b8c r4:85637800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85637b8c r4:84b6e280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85675400 r8:84b6e2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b6e280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b6e280 r8:80287e08 r7:eb785e60 r6:84b6e300 r5:85675400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb789fb0 to 0xeb789ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85645880 INFO: task kworker/0:808:5213 is blocked on a mutex likely owned by task kworker/0:298:3910. Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:809:5215 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:809 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85676000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 r5:85637f8c r4:85637c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85637f8c r4:84b6e380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85676000 r8:84b6e3ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b6e380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b6e380 r8:80287e08 r7:eb785e60 r6:84b6e400 r5:85676000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb78dfb0 to 0xeb78dff8) dfa0: 00000000 00000000 00000000 00000000 r4:85645a40 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:810:5217 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:810 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:8564038c r4:85640000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564038c r4:84b6e480 r10:61c88647 r9:85676c00 r8:84b6e4ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb5b1000 r5:85640b8c r4:85640800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:812:5221 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:812 state:D stack:0 pid:5221 tgid:5221 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:84a20c00 r4:84a20c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a20c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f41c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8564138c r4:85641000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8564138c r4:84b6e680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a20c00 r8:84b6e6ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84b6e680 r8:80287e08 r7:eb795e60 r6:84b6e700 r5:84a20c00 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f4000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a21800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5bf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85640f8c r4:85640c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85640f8c r4:84b6e780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a21800 r8:84b6e7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b6e780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b6e780 r8:80287e08 r7:eb799e60 r6:84b6e800 r5:84a21800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb79dfb0 to 0xeb79dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f40c0 INFO: task kworker/0:813:5223 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8d44a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/0:814:5225 blocked for more than 461 seconds. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb5f3000 r5:85641b8c r4:85641800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:816:5229 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:816 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7a9d84 r8:00000002 r7:60000113 r6:eb7a9d8c r5:84a23c00 r4:84a23c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a23c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f4600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a23c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb609000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85641f8c r4:85641c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85641f8c r4:84b6ea80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84b6ea80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eb7add84 r8:00000002 r7:60000113 r6:eb7add8c r5:84a24800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8564238c r4:85642000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a24800 r8:84b6ebac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0113 r4:80239bb0 r4:e0781dc0 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:818:5233 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:818 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:84a25400 r4:84a25400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a25400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f4ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a25400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7c7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85642b8c r4:85642800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85642b8c r4:84b6ec80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a25400 r8:84b6ecac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b6ec80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b6ec80 r8:80287e08 r7:eb7ade60 r6:84b6ed00 r5:84a25400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f4540 INFO: task kworker/0:818:5233 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8db0c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:819:5235 blocked for more than 461 seconds. Workqueue: events bpf_prog_free_deferred r4:84a26000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8564278c r4:85642400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84b6ed80 dfa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:820:5237 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:820 state:D stack:0 pid:5237 tgid:5237 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7c5d84 r8:00000002 r7:60000113 r6:eb7c5d8c r5:84a26c00 r4:84a26c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a26c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f4c40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84a26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7cd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85642f8c r4:85642c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85642f8c r4:84b6ee80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a26c00 r8:84b6eeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b6ee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b6ee80 r8:80287e08 r7:eb7b1e60 r6:84b6ef00 r5:84a26c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8564338c r4:85643000 r10:61c88647 r9:856b8000 r8:84b6efac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:850b7e80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:822:5242 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:822 state:D stack:0 pid:5242 tgid:5242 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7d9d84 r8:00000002 r7:60000113 r6:eb7d9d8c r5:856b8c00 r4:856b8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856b8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570c000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7ef000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85643b8c r4:85643800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85643b8c r4:85707080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856b8c00 r8:857070ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85707080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85707080 r8:80287e08 r7:eb7d1e60 r6:85707100 r5:856b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856f4d40 INFO: task kworker/0:822:5242 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:00000001 task:kworker/0:823 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8564378c r4:85643400 r7:dddced80 r6:83018000 r5:8564378c r4:85707180 r4:856f4d40 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:824:5245 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:824 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7edd84 r8:00000002 r7:60000013 r6:eb7edd8c r5:856ba400 r4:856ba400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856ba400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570c200 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7f5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85643f8c r4:85643c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85643f8c r4:85707280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ba400 r8:857072ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85707280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85707280 r8:80287e08 r7:eb7d9e60 r6:85707300 r5:856ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7edfb0 to 0xeb7edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570c0c0 INFO: task kworker/0:824:5245 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:825:5248 blocked for more than 461 seconds. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:856bb000 r4:856bb000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856bb000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570c3c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaa5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8572c78c r4:8572c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8572c78c r4:85707380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856bb000 r8:857073ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85707380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85707380 r8:80287e08 r7:eb7ede60 r6:85707400 r5:856bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570c280 INFO: task kworker/0:825:5248 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8eafb000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:856bbc00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8572c38c r4:8572c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8572c38c r4:85707480 r10:61c88647 r9:856bbc00 r8:857074ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:856bc800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570c7c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e8981000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8572cf8c r4:8572cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8572cf8c r4:85707580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856bc800 r8:857075ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85707580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85707580 r8:80287e08 r7:eb7f9e60 r6:85707600 r5:856bc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb801fb0 to 0xeb801ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570c400 INFO: task kworker/0:827:5251 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8f31b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r5:856bd400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8572cb8c r4:85707680 r4:00000001 r4:8570c600 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:829:5255 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:829 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:856be000 r4:856be000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8572d38c r4:8572d000 r7:dddced80 r6:83018000 r5:8572d38c r4:85707780 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r5:850a238c r4:850a2000 Exception stack(0xe0781fb0 to 0xe0781ff8) Workqueue: events bpf_prog_free_deferred [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8572d78c r4:8572d400 r10:61c88647 r9:856bec00 r8:857078ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8570c880 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:831:5259 blocked for more than 461 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:831 state:D stack:0 pid:5259 tgid:5259 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:848c8000 r4:848c8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570cc40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaef9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8572db8c r4:8572d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8572db8c r4:85707980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c8000 r8:857079ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85707980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85707980 r8:80287e08 r7:eb815e60 r6:85707a00 r5:848c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb819fb0 to 0xeb819ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570cb80 INFO: task kworker/0:831:5259 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8f9c3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:832:5261 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb81de08 r5:00001000 r4:eb115000 r5:8572df8c r4:8572dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848c8c00 r8:85707aac r7:82804d40 r6:dddced80 r5:dddceda0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848c9800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570cec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb155000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8572e38c r4:8572e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8572e38c r4:85707b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c9800 r8:85707bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85707b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85707b80 r8:80287e08 r7:eb81de60 r6:85707c00 r5:848c9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb821fb0 to 0xeb821ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570cdc0 INFO: task kworker/0:833:5263 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9018b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:848ca400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8572e78c r4:8572e400 r10:61c88647 r9:848ca400 r8:85707cac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85724100 INFO: task kworker/0:834:5265 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 904f3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8572ef8c r4:8572ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8572ef8c r4:85707d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848cb000 r8:85707dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85707d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85707d80 r8:80287e08 r7:eb825e60 r6:85707e00 r5:848cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb829fb0 to 0xeb829ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85724100 INFO: task kworker/0:835:5267 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:850a238c r4:850a2000 r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8572eb8c r4:8572e800 r10:61c88647 r9:848cbc00 r8:85707eac r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 r5:00001000 r4:e07a5000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:837:5271 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:837 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb831d84 r8:00000002 r7:60000113 r6:eb831d8c r5:848cc800 r4:848cc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848cc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85724540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb265000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8572f38c r4:8572f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8572f38c r4:85707f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848cc800 r8:85707fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85707f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85707f80 r8:80287e08 r7:eb829e60 r6:850c7000 r5:848cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb831fb0 to 0xeb831ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85724340 INFO: task kworker/0:837:5271 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 90eb2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:848cd400 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8572f78c r4:8572f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850c7080 r8:80287e08 r7:eb831e60 r6:850c7100 r5:848cd400 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb835fb0 to 0xeb835ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85724500 INFO: task kworker/0:838:5273 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 90eb2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:839:5275 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:839 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb839d84 r8:00000002 r7:60000113 r6:eb839d8c r5:848ce000 r4:848ce000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848ce000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85724800 r5:8572fb8c r4:8572f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8572fb8c r4:850c7180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848ce000 r8:850c71ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7180 r8:80287e08 r7:eb835e60 r6:850c7200 r5:848ce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb839fb0 to 0xeb839ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85724640 INFO: task kworker/0:839:5275 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:848cec00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857249c0 r5:8572ff8c r4:8572fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848cec00 r8:850c72ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:856d0000 r4:8291a680 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85724b40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5fb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573c38c r4:8573c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8573c38c r4:850c7380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d0000 r8:850c73ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7380 r8:80287e08 r7:eb83de60 r6:850c7400 r5:856d0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb841fb0 to 0xeb841ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85724980 INFO: task kworker/0:841:5279 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 91756000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:842:5281 blocked for more than 462 seconds. r5:856d0c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:856d1800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb617000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573c78c r4:8573c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8573c78c r4:850c7580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d1800 r8:850c75ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7580 r8:80287e08 r7:eb845e60 r6:850c7600 r5:856d1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb80dfb0 to 0xeb80dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85724a80 INFO: task kworker/0:843:5282 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 91bec000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:856d2400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573cb8c r4:8573c800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:856d3000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3140 r5:8573d38c r4:8573d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850c7780 r8:80287e08 r7:eb845e60 r6:850c7800 r5:856d3000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 91fe4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:846:5289 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:846 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb85dd84 r8:00000002 r7:60000113 r6:eb85dd8c r5:848a8c00 r4:848a8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8573d78c r4:8573d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) task:kworker/0:847 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:848abc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba3540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6a7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573df8c r4:8573dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8573df8c r4:850c7900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848abc00 r8:850c792c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7900 r8:80287e08 r7:eb85de60 r6:84b72600 r5:848abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb865fb0 to 0xeb865ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba32c0 INFO: task kworker/0:847:5291 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 922df000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:848ac800 r8:850c79ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7980 r8:80287e08 r7:eb865e60 r6:84b72680 r5:848ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb869fb0 to 0xeb869ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba32c0 INFO: task kworker/0:848:5292 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9273d000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:848aa400 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573ef8c r4:8573ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850c7a00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 9273d000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573e38c r4:8573e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8573e38c r4:850c7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848ab000 r8:850c7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7a80 r8:80287e08 r7:eb871e60 r6:84b72780 r5:848ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb879fb0 to 0xeb879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba3580 INFO: task kworker/0:850:5296 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 92e8f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Not tainted 6.15.0-rc5-syzkaller #0 r4:848ad400 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba37c0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:848ad400 r8:850c7b2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:852:5300 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:852 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb889d84 r8:00000002 r7:60000113 r6:eb889d8c r5:848a9800 r4:848a9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba39c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6cf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573eb8c r4:8573e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8573eb8c r4:850c7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848a9800 r8:850c7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7b80 r8:80287e08 r7:eb871e60 r6:84b72880 r5:848a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb889fb0 to 0xeb889ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba36c0 INFO: task kworker/0:852:5300 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:848aec00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573fb8c r4:8573f800 r10:61c88647 r9:848aec00 r8:850c7c2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:854:5304 blocked for more than 462 seconds. r4:848ae000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb899e08 r5:00001000 r4:eb6ed000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573f38c r4:8573f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8573f38c r4:850c7c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848ae000 r8:850c7cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7c80 r8:80287e08 r7:eb891e60 r6:84b72980 r5:848ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb899fb0 to 0xeb899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba3a40 INFO: task kworker/0:854:5304 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 938db000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:855:5306 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:855 state:D stack:0 pid:5306 tgid:5306 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8a1d84 r8:00000002 r7:60000113 r6:eb8a1d8c r5:848a8000 r4:848a8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848a8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:8573f78c r4:850c7d00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:856:5308 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:856 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:85688c00 r4:85688c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85688c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85709540 r5:00001000 r4:eb717000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8573ff8c r4:8573fc00 r10:61c88647 r9:85688c00 r8:850c7dac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574078c r4:85740400 r10:61c88647 r9:8568a400 r8:850c7e2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:8568b000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:eb729000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574038c r4:85740000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574038c r4:850c7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8568b000 r8:850c7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c7e80 r8:80287e08 r7:eb8b1e60 r6:84b72b80 r5:8568b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85709800 INFO: task kworker/0:858:5312 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9449e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:859:5315 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:859 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000113 r6:eb8c5d8c r5:85688000 r4:85688000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85688000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850c7f00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 9449e000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85740b8c r4:850c7f80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:861:5318 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:861 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8d5d84 r8:00000002 r7:60000113 r6:eb8d5d8c r5:8568bc00 r4:8568bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8568bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba7300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8568bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85740f8c r4:85740c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85740f8c r4:84b91000 r10:61c88647 r9:8568bc00 r8:84b9102c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:8568d400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba74c0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8568d400 r8:84b910ac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 94dd7000 df991000 00000001 80239b98 7f1fb000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eb8edd84 r8:00000002 r7:60000113 r6:eb8edd8c r5:8568ec00 r4:8568ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8568ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba7580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8568ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8ef000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574178c r4:85741400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574178c r4:84b91100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8568ec00 r8:84b9112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b91100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b91100 r8:80287e08 r7:eb8c5e60 r6:84b72e00 r5:8568ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8edfb0 to 0xeb8edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba7480 INFO: task kworker/0:863:5322 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 94f37000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:8568e000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84ba75c0 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84ba7680 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 95708000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:866:5328 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:866 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:85690c00 r4:85690c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85690c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba7c40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85690c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb929000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85742b8c r4:85742800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85742b8c r4:84b91280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85690c00 r8:84b912ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xeb919fb0 to 0xeb919ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:867:5331 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:867 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb931d84 r8:00000002 r7:60000113 r6:eb931d8c r5:85693000 r4:85693000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85693000 r4:8291a680 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574278c r4:85742400 r10:61c88647 r9:85693000 r8:84b9132c r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 95b19000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:868:5333 blocked for more than 462 seconds. r4:85691800 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba7d40 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85742f8c r4:85742c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 95b19000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 r5:00001000 r4:e067d000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85692400 r8:84b9142c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:870:5336 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:870 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb939d84 r8:00000002 r7:60000113 r6:eb939d8c r5:856d5400 r4:856d5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae43000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85743f8c r4:85743c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85743f8c r4:84b91480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d5400 r8:84b914ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b91480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b91480 r8:80287e08 r7:eb941e60 r6:84b91500 r5:856d5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb939fb0 to 0xeb939ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba7ec0 INFO: task kworker/0:870:5336 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 96874000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84b91580 Exception stack(0xeb851fb0 to 0xeb851ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf23000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574438c r4:85744000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574438c r4:84b91680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856d6000 r8:84b916ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b91680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b91680 r8:80287e08 r7:eb939e60 r6:84b91700 r5:856d6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8cdfb0 to 0xeb8cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b97280 INFO: task kworker/0:872:5344 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 96e7d000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:873:5345 blocked for more than 462 seconds. r5:856d4800 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574478c r4:85744400 r10:61c88647 r9:856d4800 r8:84b917ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb095000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:856d3c00 r8:84b918ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:875:5348 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:875 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb959d84 r8:00000002 r7:60000113 r6:eb959d8c r5:856d8000 r4:856d8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97400 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85744b8c r4:85744800 r10:61c88647 r9:856d8000 r8:84b919ac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:876:5351 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:876 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb95dd84 r8:00000002 r7:60000013 r6:eb95dd8c r5:856d8c00 r4:856d8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856d8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85744f8c r4:84b91a80 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:856d9800 r8:84b91bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:878:5355 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:878 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb94dd84 r8:00000002 r7:60000013 r6:eb94dd8c r5:856da400 r4:856da400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856da400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856da400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3c3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85745f8c r4:85745c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85745f8c r4:84b91c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856da400 r8:84b91cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b91c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b91c80 r8:80287e08 r7:eb965e60 r6:84b91d00 r5:856da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb94dfb0 to 0xeb94dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b97840 INFO: task kworker/0:878:5355 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 978af000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:879:5357 blocked for more than 462 seconds. r5:856db000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 r5:00001000 r4:eb317000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:880:5359 blocked for more than 462 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:880 state:D stack:0 pid:5359 tgid:5359 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb96dd84 r8:00000002 r7:60000013 r6:eb96dd8c r5:856dbc00 r4:856dbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856dbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:856dc800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb449000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574678c r4:85746400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574678c r4:84b91f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856dc800 r8:84b91fac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84b91f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b91f80 r8:80287e08 r7:eb96de60 r6:8500a000 r5:856dc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb971fb0 to 0xeb971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b97d80 INFO: task kworker/0:881:5361 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 97fa3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85746f8c r4:85746c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85746f8c r4:8500a100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856dd400 r8:8500a12c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500a100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500a100 r8:80287e08 r7:eb971e60 r6:8500a180 r5:856dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb975fb0 to 0xeb975ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500e0c0 INFO: task kworker/0:882:5363 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 986d1000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:eb979d84 r8:00000002 r7:60000013 r6:eb979d8c r5:856de000 r4:856de000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856de000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500e000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856de000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb54d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85746b8c r4:85746800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85746b8c r4:8500a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856de000 r8:8500a0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500a080 r8:80287e08 r7:eb975e60 r6:8500a200 r5:856de000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) task:kworker/0:884 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb97dd84 r8:00000002 r7:60000013 r6:eb97dd8c r5:856dec00 r4:856dec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856dec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500e300 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574738c r4:85747000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8500a280 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 98a8d000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0113 r4:80239bb0 r4:e0781dc0 r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:886:5370 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:886 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:856e1800 r4:856e1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500e6c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb59f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574778c r4:85747400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8574778c r4:8500a480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e1800 r8:8500a4ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500a480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500a480 r8:80287e08 r7:eb985e60 r6:8500a580 r5:856e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb989fb0 to 0xeb989ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500e340 INFO: task kworker/0:886:5370 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 99235000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:887 state:D stack:0 pid:5373 tgid:5373 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb98dd84 r8:00000002 r7:60000113 r6:eb98dd8c r5:856e3000 r4:856e3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500e800 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:00001000 r4:eb5d5000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85747f8c r4:85747c00 r7:dddced80 r6:83018000 r5:85747f8c r4:8500a500 r10:00000000 r9:8500a500 r8:80287e08 r7:eb985e60 r6:8500a600 r5:856e3000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/0:888 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8500e940 Call trace: 1d20: 99235000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:889:5377 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:889 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb995d84 r8:00000002 r7:60000013 r6:eb995d8c r5:85696c00 r4:85696c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85696c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500eb40 r5:00001000 r4:eb5e9000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575038c r4:85750000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xeb995fb0 to 0xeb995ff8) r4:8500ebc0 Call trace: 1d20: 99235000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 r5:00001000 r4:e07a5000 r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85694800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500ed00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85694800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5f9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575078c r4:85750400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575078c r4:8500a780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85694800 r8:8500a7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500a780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500a780 r8:80287e08 r7:eb991e60 r6:84baf280 r5:85694800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb999fb0 to 0xeb999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500e880 INFO: task kworker/0:890:5378 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb7e9000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84baf300 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:891:5382 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:891 state:D stack:0 pid:5382 tgid:5382 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:85693c00 r4:85693c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85693c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85693c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7df000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575138c r4:85751000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575138c r4:8500a800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85693c00 r8:8500a82c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500a800 1fa0: 00000000 00000000 00000000 00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85654800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85750f8c r4:85750c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8500a880 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:892:5385 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 99dde000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:893:5387 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:893 state:D stack:0 pid:5387 tgid:5387 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9b1d84 r8:00000002 r7:60000113 r6:eb9b1d8c r5:848c0c00 r4:848c0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7f1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575178c r4:85751400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575178c r4:8500a900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c0c00 r8:8500a92c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500a900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500a900 r8:80287e08 r7:eb9a1e60 r6:84baf500 r5:848c0c00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:894:5388 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:894 state:D stack:0 pid:5388 tgid:5388 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:848c1800 r4:848c1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb113000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85752b8c r4:85752800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85752b8c r4:8500a980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c1800 r8:8500a9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500a980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500a980 r8:80287e08 r7:eb9b1e60 r6:84baf580 r5:848c1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b98200 INFO: task kworker/0:894:5388 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9a240000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:895:5390 blocked for more than 463 seconds. r5:848c0000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 r5:00001000 r4:dfabd000 r5:85751b8c r4:85751800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8500aa00 r8:80287e08 r7:eb9b5e60 r6:84baf600 r5:848c0000 INFO: task kworker/0:895:5390 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85751f8c r4:85751c00 r10:61c88647 r9:848c3c00 r8:8500aaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500aa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500aa80 r8:80287e08 r7:eb9b5e60 r6:84baf680 r5:848c3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b98240 INFO: task kworker/0:896:5392 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9a6e3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:897:5394 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:897 state:D stack:0 pid:5394 tgid:5394 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:848c3000 r4:848c3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8575238c r4:85752000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575238c r4:8500ab00 r4:8500ab00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856e2400 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eaedb000 r5:8575278c r4:85752400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575278c r4:8500ab80 r4:8500ab80 dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:899:5398 blocked for more than 463 seconds. r10:8291a684 r9:eb8c9d84 r8:00000002 r7:60000013 r6:eb8c9d8c r5:856e4800 r5:856e4800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb15f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85752f8c r4:85752c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85752f8c r4:8500ac80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e4800 r8:8500acac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500ac80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500ac80 r8:80287e08 r7:eb9b5e60 r6:8500ad00 r5:856e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b98640 INFO: task kworker/0:899:5398 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9ace3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:900:5401 blocked for more than 463 seconds. r5:848c5400 r4:8291a680 r4:00000000 r4:00000000 r5:8575338c r4:85753000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8500ad80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:901:5402 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:901 state:D stack:0 pid:5402 tgid:5402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb91dd84 r8:00000002 r7:60000113 r6:eb91dd8c r5:848c6000 r4:848c6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb23f000 r5:8575378c r4:85753400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848c6000 r8:8500ae2c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 r5:00001000 r4:e07a5000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:848c4800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98d00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85698000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb283000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85753b8c r4:85753800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85753b8c r4:8500af00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85698000 r8:8500af2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500af00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500af00 r8:80287e08 r7:eb949e60 r6:84baf900 r5:85698000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b98c00 INFO: task kworker/0:903:5406 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9b9b4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:904:5408 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:904 state:D stack:0 pid:5408 tgid:5408 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9c9d84 r8:00000002 r7:60000013 r6:eb9c9d8c r5:85699800 r4:85699800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85699800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8575538c r4:85755000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575538c r4:85779280 r4:85779280 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 r5:00001000 r4:eb2df000 r5:8575438c r4:85754000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:906:5412 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:906 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:8569a400 r4:8569a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8569a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dc040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8569a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb619000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575478c r4:85754400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575478c r4:85779000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569a400 r8:8577902c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779000 r8:80287e08 r7:eb9c9e60 r6:84bafa80 r5:8569a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:8569b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 r5:85754b8c r4:85754800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85754b8c r4:85779080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569b000 r8:857790ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779080 r8:80287e08 r7:eb9c9e60 r6:84bafb00 r5:8569b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851dc2c0 INFO: task kworker/0:907:5414 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9c782000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:908:5416 blocked for more than 463 seconds. Workqueue: events bpf_prog_free_deferred r5:8569bc00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 r4:00000000 r5:85754f8c r4:85754c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:909:5418 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:909 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9f1d84 r8:00000002 r7:60000013 r6:eb9f1d8c r5:8569e000 r4:8569e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8569e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dc500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8569e000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575578c r4:85755400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575578c r4:85779180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569e000 r8:857791ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779180 r8:80287e08 r7:eb9c9e60 r6:84bafc00 r5:8569e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851dc280 INFO: task kworker/0:909:5418 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9c782000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:910:5420 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:910 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfa9f000 r5:85755b8c r4:85755800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8569d400 r8:8577932c r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:911:5425 blocked for more than 463 seconds. r4:8569c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8569c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dcb40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8569c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae93000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575678c r4:85756400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575678c r4:85779380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8569c800 r8:857793ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779380 r8:80287e08 r7:eb9f9e60 r6:84bafd00 r5:8569c800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:912 state:D stack:0 pid:5426 tgid:5426 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85755f8c r4:85755c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85779400 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:913:5429 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:913 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba01d84 r8:00000002 r7:60000113 r6:eba01d8c r5:856a0000 r4:856a0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dc940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabb3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575638c r4:85756000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575638c r4:85779480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a0000 r8:857794ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779480 r8:80287e08 r7:eb9f5e60 r6:84bafe00 r5:856a0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba01fb0 to 0xeba01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851dcb00 INFO: task kworker/0:913:5429 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:914:5430 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:914 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba05d84 r8:00000002 r7:60000113 r6:eba05d8c r5:856a0c00 r4:856a0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575738c r4:85757000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85779500 r8:80287e08 r7:eb9f5e60 r6:84bafe80 r5:856a0c00 INFO: task kworker/0:914:5430 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:856a2400 r4:856a2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dcc00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf65000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85756b8c r4:85756800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85756b8c r4:85779580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a2400 r8:857795ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779580 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:856a3c00 r4:00000000 r4:00000000 r5:85756f8c r4:85756c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85779600 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:917:5436 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:917 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba1dd84 r8:00000002 r7:60000013 r6:eba1dd8c r5:856a3000 r4:856a3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852641c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb46f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575c38c r4:8575c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575c38c r4:85779680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a3000 r8:857796ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779680 r8:80287e08 r7:eba05e60 r6:85260000 r5:856a3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba1dfb0 to 0xeba1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851dc640 INFO: task kworker/0:917:5436 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9d9c4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:918:5438 blocked for more than 463 seconds. r5:856a1800 r4:8291a680 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576cf80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2f5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575778c r4:85757400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575778c r4:85779700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a1800 r8:8577972c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779700 r8:80287e08 r7:eba1de60 r6:85260080 r5:856a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba25fb0 to 0xeba25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 r5:00001000 r4:eb38b000 r5:85757b8c r4:85757800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0113 r4:80239bb0 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:920:5442 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:920 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eb9a5d84 r8:00000002 r7:60000013 r6:eb9a5d8c r5:856e6000 r4:856e6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85264040 r9:83018005 r8:856e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 r5:85757f8c r4:85757c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856e6000 r8:8577982c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:856e6c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:8575cb8c r4:85779900 r10:00000000 r9:85779900 r8:80287e08 r7:eba1de60 r6:85779a00 r5:856e6c00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:922:5447 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:922 state:D stack:0 pid:5447 tgid:5447 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba39d84 r8:00000002 r7:60000113 r6:eba39d8c r5:856e0000 r4:856e0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852643c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb57d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8575c78c r4:8575c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85779980 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:923:5448 blocked for more than 463 seconds. r4:856e5400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8575d38c r4:8575d000 r10:61c88647 r9:856e5400 r8:85779b2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:924:5450 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:924 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba3dd84 r8:00000002 r7:60000013 r6:eba3dd8c r5:856e3c00 r4:856e3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856e3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85264800 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575cf8c r4:8575cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575cf8c r4:85779c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856e3c00 r8:85779c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779c00 r8:80287e08 r7:eba31e60 r6:85779c80 r5:856e3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba3dfb0 to 0xeba3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85264300 INFO: task kworker/0:924:5450 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9efd3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:856a6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8575d78c r4:8575d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856a6000 r8:85779d2c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:926:5455 blocked for more than 463 seconds. r4:856a6c00 r4:00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85264b80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6f7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575db8c r4:8575d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575db8c r4:85779d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a6c00 r8:85779dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779d80 r8:80287e08 r7:eba41e60 r6:85260200 r5:856a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba45fb0 to 0xeba45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85264880 INFO: task kworker/0:926:5455 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9f58f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8569ec00 r4:8291a680 r4:00000000 r9:83018005 r8:8569ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 r5:8575df8c r4:8575dc00 r10:61c88647 r9:8569ec00 r8:85779e2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:928:5459 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:928 state:D stack:0 pid:5459 tgid:5459 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba51d84 r8:00000002 r7:60000113 r6:eba51d8c r5:848c6c00 r4:848c6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:848c6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85264dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:848c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb737000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575e38c r4:8575e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575e38c r4:85779e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:848c6c00 r8:85779eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779e80 r8:80287e08 r7:eba4de60 r6:85260300 r5:848c6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba51fb0 to 0xeba51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85264c80 INFO: task kworker/0:928:5459 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9fa51000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:929:5462 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:929 state:D stack:0 pid:5462 tgid:5462 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba5dd84 r8:00000002 r7:60000013 r6:eba5dd8c r5:856a9800 r4:856a9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575eb8c r4:8575e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575eb8c r4:85779f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856a9800 r8:85779f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85779f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85779f00 r8:80287e08 r7:eba51e60 r6:85260380 r5:856a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:eba61d84 r8:00000002 r7:60000013 r6:eba61d8c r5:856a8000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:8575e78c r4:8575e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85779f80 r8:80287e08 r7:eba5de60 r6:85260400 r5:856a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba61fb0 to 0xeba61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aa080 INFO: task kworker/0:930:5463 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9fd23000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 r5:00001000 r4:eb857000 r5:8575ef8c r4:8575ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575ef8c r4:8500af80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8487a400 r8:8500afac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8500af80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500af80 r8:80287e08 r7:eba5de60 r6:851b0000 r5:8487a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba49fb0 to 0xeba49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aa080 INFO: task kworker/0:931:5465 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856aa400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851b838c r4:851b8000 r7:ddde2d80 r6:83018200 r5:851b838c r4:85260480 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ab000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:851b878c r4:851b8400 r10:61c88647 r9:856ab000 r8:852605ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a025f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:932:5471 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:932 state:D stack:0 pid:5471 tgid:5471 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba69d84 r8:00000002 r7:60000013 r6:eba69d8c r5:856abc00 r4:856abc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856abc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018005 r8:856abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 r5:8575f38c r4:8575f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575f38c r4:851b0080 r10:61c88647 r9:856abc00 r8:851b00ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0080 r8:80287e08 r7:eba49e60 r6:85260680 r5:856abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba69fb0 to 0xeba69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aa380 INFO: task kworker/0:932:5471 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a0526000 df991000 00000001 80239b98 7f1fb000 00000001 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8575fb8c r4:8575f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851b0100 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:856ad400 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aa600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb873000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575f78c r4:8575f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575f78c r4:851b0180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856ad400 r8:851b01ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0180 r8:80287e08 r7:eba6de60 r6:85260780 r5:856ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba71fb0 to 0xeba71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aa080 INFO: task kworker/0:934:5475 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a0a03000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8575ff8c r4:8575fc00 r10:61c88647 r9:856ae000 r8:851b022c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:856aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r5:857d838c r4:857d8000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857d838c r4:851b0280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856aec00 r8:851b02ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0280 r8:80287e08 r7:eba75e60 r6:85260880 r5:856aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba79fb0 to 0xeba79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aa840 INFO: task kworker/0:936:5479 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a0d04000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:230:5482 blocked for more than 463 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:230 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba65d84 r8:00000002 r7:60080113 r6:eba65d8c r5:856a8c00 r4:856a8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba65e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:851b978c r4:851b9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856a8c00 r8:8526092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:231 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba81d84 r8:00000002 r7:60080113 r6:eba81d8c r5:856b0000 r4:856b0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856b0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:856b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb2f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851b8f8c r4:851b8c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851b8f8c r4:85260a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856b0000 r8:85260a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85260a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85260a00 r8:80287e08 r7:eba65e60 r6:85260a80 r5:856b0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba81fb0 to 0xeba81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ee0c0 INFO: task kworker/1:231:5483 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:937:5485 blocked for more than 463 seconds. r4:856b0c00 r4:00000000 r4:00000000 r5:857d8b8c r4:857d8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856b0c00 r8:851b032c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r4:856b1800 r4:00000000 r4:00000000 r5:857d878c r4:857d8400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:851b0380 r8:80287e08 r7:eba85e60 r6:85260b80 r5:856b1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9adfb0 to 0xeb9adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aabc0 INFO: task kworker/0:938:5486 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a14a7000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:939:5490 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:939 state:D stack:0 pid:5490 tgid:5490 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba89d84 r8:00000002 r7:60000013 r6:eba89d8c r5:856b3000 r4:856b3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856b3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aafc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead89000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d8f8c r4:857d8c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857d8f8c r4:851b0400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856b3000 r8:851b042c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0400 r8:80287e08 r7:eba85e60 r6:85260c00 r5:856b3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba89fb0 to 0xeba89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aae80 INFO: task kworker/0:939:5490 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a15d8000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:856b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 r5:857d9f8c r4:857d9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856b4800 r8:851b04ac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 task:kworker/0:941 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d938c r4:857d9000 r7:dddced80 r6:83018000 r5:857d938c r4:851b0500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856b5400 r8:851b052c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0500 r8:80287e08 r7:eba91e60 r6:85260d00 r5:856b5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba99fb0 to 0xeba99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851de000 INFO: task kworker/0:941:5494 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a1d10000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857d978c r4:857d9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851b0600 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851de300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:856b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb251000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857d9b8c r4:857d9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857d9b8c r4:851b0580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:856b2400 r8:851b05ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0580 r8:80287e08 r7:eba91e60 r6:85260e00 r5:856b2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaa5fb0 to 0xebaa5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851de440 INFO: task kworker/0:943:5497 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a1d10000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850b7e80 r4:00000001 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:856b6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 r5:857dab8c r4:857da800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857dab8c r4:851b0680 r4:851b0680 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb5fd000 r5:857da38c r4:857da000 r7:dddced80 r6:83018000 r5:857da38c r4:851b0700 Exception stack(0xebab5fb0 to 0xebab5ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a2773000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:946:5503 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:946 state:D stack:0 pid:5503 tgid:5503 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebabdd84 r8:00000002 r7:60000013 r6:ebabdd8c r5:8581a400 r4:8581a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8581a400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857da78c r4:857da400 r4:00000001 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:e07a5000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85819800 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dbf8c r4:857dbc00 r10:61c88647 r9:85819800 r8:851b082c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xebac5fb0 to 0xebac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851de900 INFO: task kworker/0:947:5505 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a2cab000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:948:5507 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:948 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebacdd84 r8:00000002 r7:60000013 r6:ebacdd8c r5:8581bc00 r4:8581bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8581bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851de980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8581bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857daf8c r4:857dac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857daf8c r4:851b0880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8581bc00 r8:851b08ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0880 r8:80287e08 r7:ebac5e60 r6:851ce080 r5:8581bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebacdfb0 to 0xebacdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851de800 INFO: task kworker/0:948:5507 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a2cab000 df991000 00000001 80239b98 7f1fb000 00000001 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:857db38c r4:857db000 r7:dddced80 r6:83018000 r5:857db38c r4:851b0900 r10:00000000 r9:851b0900 r8:80287e08 r7:ebac5e60 r6:851b0980 r5:8487bc00 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: a2cab000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:950:5511 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:950 state:D stack:0 pid:5511 tgid:5511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:84879800 r4:84879800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84879800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851deb40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84879800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6e3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857db78c r4:857db400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857db78c r4:851b0a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84879800 r8:851b0a2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0a00 r8:80287e08 r7:ebac5e60 r6:851b0a80 r5:84879800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebad1fb0 to 0xebad1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ded00 INFO: task kworker/0:950:5511 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:8487d400 r4:8291a680 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dbb8c r4:857db800 r10:61c88647 r9:8487d400 r8:851b0b2c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:952:5515 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:952 state:D stack:0 pid:5515 tgid:5515 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eba7dd84 r8:00000002 r7:60000113 r6:eba7dd8c r5:8487e000 r4:8487e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8487e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba7de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857dc38c r4:857dc000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8487e000 r8:851b0c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851b0c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0c00 r8:80287e08 r7:ebac5e60 r6:851b0c80 r5:8487e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba7dfb0 to 0xeba7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851ded40 INFO: task kworker/0:952:5515 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a3a31000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 r9:83018005 r8:8487ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 r5:857dcb8c r4:857dc800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8487ec00 r8:851b0d2c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:954:5519 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:954 state:D stack:0 pid:5519 tgid:5519 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaddd84 r8:00000002 r7:60000013 r6:ebaddd8c r5:8487c800 r4:8487c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8487c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8487c800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb91f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:857dc78c r4:857dc400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857dc78c r4:851b0e00 r4:851b0e00 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:955:5522 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:955 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebae1d84 r8:00000002 r7:60000013 r6:ebae1d8c r5:8487b000 r4:8487b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8487b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:857ddf8c r4:857ddc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857ddf8c r4:851b0f00 r10:61c88647 r9:8487b000 r8:851b0f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85259340 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84878000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 r5:00001000 r4:eb933000 r5:857dcf8c r4:857dcc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857dcf8c r4:85301000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84878000 r8:8530102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85301000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85301000 r8:80287e08 r7:ebae1e60 r6:85301080 r5:84878000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebae5fb0 to 0xebae5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85259340 INFO: task kworker/0:956:5523 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a45c8000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:957:5526 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:957 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000113 r6:ebae9d8c r5:84878c00 r4:84878c00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:857dd38c r4:857dd000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857dd38c r4:85301100 r10:61c88647 r9:84878c00 r8:8530112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85259600 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a45c8000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:958:5527 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:958 state:D stack:0 pid:5527 tgid:5527 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaedd84 r8:00000002 r7:60000113 r6:ebaedd8c r5:856a5400 r4:856a5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:856a5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:eb9bd000 r5:857dd78c r4:857dd400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:856a5400 r8:8530122c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xebaedfb0 to 0xebaedff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a4953000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:959:5529 blocked for more than 464 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:85788000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 r5:857ddb8c r4:857dd800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85788000 r8:8530132c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xebaf5fb0 to 0xebaf5ff8) r4:85259b00 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:82ac21e4 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:960:5532 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:960 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebaf1d84 r8:00000002 r7:60000113 r6:ebaf1d8c r5:85788c00 r4:85788c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85788c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259c40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85788c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9e3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857de38c r4:857de000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857de38c r4:85301400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85788c00 r8:8530142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85301400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85301400 r8:80287e08 r7:ebae1e60 r6:85301480 r5:85788c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaf1fb0 to 0xebaf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85259b00 INFO: task kworker/0:960:5532 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a4d34000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:961:5533 blocked for more than 464 seconds. Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857de78c r4:857de400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85789800 r8:8530152c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xebafdfb0 to 0xebafdff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:962:5537 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:962 state:D stack:0 pid:5537 tgid:5537 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:8578a400 r4:8578a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8578a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8578a400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb0b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857deb8c r4:857de800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857deb8c r4:85301600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8578a400 r8:8530162c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85301600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85301600 r8:80287e08 r7:ebafde60 r6:85301680 r5:8578a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb01fb0 to 0xebb01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/0:963 state:D stack:0 pid:5538 tgid:5538 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857df38c r4:857df000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857df38c r4:85301700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8578b000 r8:8530172c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85301700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85301700 r8:80287e08 r7:ebb01e60 r6:85301780 r5:8578b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb09fb0 to 0xebb09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85259f40 INFO: task kworker/0:963:5538 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a5598000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:964:5539 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:964 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:8578bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 r5:00001000 r4:ebb11000 r5:857def8c r4:857dec00 r7:dddced80 r6:83018000 r5:857def8c r4:85301800 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857dfb8c r4:857df800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8578c800 r8:8530192c r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852672c0 INFO: task kworker/0:965:5542 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a5a3a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:966:5543 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:966 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb1dd84 r8:00000002 r7:60000013 r6:ebb1dd8c r5:8578d400 r4:8578d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8578d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:857df78c r4:857df400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8578d400 r8:85301a2c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:967 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb3dd84 r8:00000002 r7:60000113 r6:ebb3dd8c r5:8578e000 r4:8578e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8578e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85267780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8578e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb47000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857dff8c r4:857dfc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857dff8c r4:85301b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8578e000 r8:85301b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85301b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85301b00 r8:80287e08 r7:ebb15e60 r6:85301b80 r5:8578e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:85267400 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a643e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:232:5547 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:232 state:D stack:0 pid:5547 tgid:5547 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb29d84 r8:00000002 r7:60080113 r6:ebb29d8c r5:8581e000 r4:8581e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8581e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851b938c r4:851ce100 r10:61c88647 r9:8581e000 r8:851ce12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85301c00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85267900 INFO: task kworker/0:968:5549 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a6a0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:969:5553 blocked for more than 464 seconds. Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85301c80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a6a0b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8581c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85301d00 Exception stack(0xebb69fb0 to 0xebb69ff8) INFO: task kworker/0:970:5554 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d20: a6d9e000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000013 r6:ebb39d8c r5:8581b000 r4:8581b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8581b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dd180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8581b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eace3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e9b8c r4:857e9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857e9b8c r4:85301d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8581b000 r8:85301dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85301d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85301d80 r8:80287e08 r7:ebb69e60 r6:851ce380 r5:8581b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb39fb0 to 0xebb39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85267880 INFO: task kworker/0:971:5557 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a70ce000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:850a238c r4:850a2000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85301e00 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851deec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85690000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb89000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e938c r4:857e9000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857e938c r4:85301e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85690000 r8:85301eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:85301e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85301e80 r8:80287e08 r7:ebb39e60 r6:851ce480 r5:85690000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb81fb0 to 0xebb81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85267f80 INFO: task kworker/0:973:5560 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a70ce000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:856b6c00 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:800f0113 r4:80239bb0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:234:5563 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:234 state:D stack:0 pid:5563 tgid:5563 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb91d84 r8:00000002 r7:60080113 r6:ebb91d8c r5:85820000 r4:85820000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85820000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb91e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852eda00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85820000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb58b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:851b9f8c r4:851b9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851b9f8c r4:851ce600 r4:851ce600 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:e07a5000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:974:5565 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:974 state:D stack:0 pid:5565 tgid:5565 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebb99d84 r8:00000002 r7:60000113 r6:ebb99d8c r5:85820c00 r4:85820c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85820c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aa980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85820c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df83f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e978c r4:857e9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857e978c r4:85301f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85820c00 r8:85301f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85301f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85301f00 r8:80287e08 r7:ebb39e60 r6:851ce700 r5:85820c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb99fb0 to 0xebb99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851def80 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:975:5569 blocked for more than 464 seconds. r10:8291a684 r9:ebb9dd84 r8:00000002 r7:60000013 r6:ebb9dd8c r5:85822400 r4:00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:857ea38c r4:857ea000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb9dfb0 to 0xebb9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852dd140 INFO: task kworker/0:975:5569 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a800b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:976:5570 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:976 state:D stack:0 pid:5570 tgid:5570 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857e9f8c r4:857e9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:852dd140 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/0:977 state:D stack:0 pid:5573 tgid:5573 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85824800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3e7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857eab8c r4:857ea800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857eab8c r4:852d6080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85824800 r8:852d60ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6080 r8:80287e08 r7:ebb9de60 r6:851ce880 r5:85824800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbadfb0 to 0xebbadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852dd380 INFO: task kworker/0:977:5573 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a82ab000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0781dc0 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:978:5574 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:978 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbb1d84 r8:00000002 r7:60000113 r6:ebbb1d8c r5:85823c00 r4:85823c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85823c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dd480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85823c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2ff000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ea78c r4:857ea400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857ea78c r4:852d6100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6100 r8:80287e08 r7:ebbade60 r6:851ce900 r5:85823c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbb1fb0 to 0xebbb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 Workqueue: events bpf_prog_free_deferred r4:85821800 r5:85821800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ddec0 r5:00001000 r4:eb7e7000 r5:857f038c r4:857f0000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f038c r4:852d6200 r4:852d6200 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:980:5578 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:980 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:85825400 r4:85825400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85825400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dd700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85825400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb54f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857eaf8c r4:857eac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857eaf8c r4:852d6280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85825400 r8:852d62ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6280 r8:80287e08 r7:ebbb9e60 r6:851cea00 r5:85825400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbc1fb0 to 0xebbc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852dd8c0 INFO: task kworker/0:980:5578 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850e4700 task:kworker/0:981 state:D stack:0 pid:5580 tgid:5580 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r9:83018005 r8:85828000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 r5:857eb38c r4:857eb000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857eb38c r4:852d6180 r10:61c88647 r9:85828000 r8:852d61ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6180 r8:80287e08 r7:ebbb9e60 r6:851cea80 r5:85828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbc5fb0 to 0xebbc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852dd7c0 INFO: task kworker/0:981:5580 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a8e7a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:235:5583 blocked for more than 464 seconds. r10:8291a684 r9:ebb8dd84 r8:00000002 r7:60080113 r6:ebb8dd8c r5:85828c00 r4:00000000 r5:851ba38c r4:851ba000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ceb00 r8:80287e08 r7:ebb45e60 r6:851ceb80 r5:85828c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb8dfb0 to 0xebb8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852edb00 INFO: task kworker/1:235:5583 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a8e7a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85267a00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85829800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb88d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851ba78c r4:851ba400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851ba78c r4:851cec00 r4:851cec00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: a938c000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 task:kworker/0:982 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 r9:83018005 r8:8582a400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:852dd7c0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 r5:850a238c r4:850a2000 Exception stack(0xe0781fb0 to 0xe0781ff8) Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ddc40 r7:dddced80 r6:83018000 r5:857ebb8c r4:852d6380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8582b000 r8:852d63ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6380 r8:80287e08 r7:ebbb9e60 r6:851ced80 r5:8582b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbd1fb0 to 0xebbd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852ddb40 INFO: task kworker/0:983:5589 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a9b42000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 r5:857ebf8c r4:857ebc00 r10:61c88647 r9:8582bc00 r8:852d642c r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:00000000 1d20: a9b42000 df991000 00000001 80239b98 7f1fb000 00000001 r4:82ac21e4 r4:e0781dc0 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:985:5593 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:985 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbd9d84 r8:00000002 r7:60000013 r6:ebbd9d8c r5:8582c800 r4:8582c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8582c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d85c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8582c800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f178c r4:857f1400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f178c r4:852d6480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8582c800 r8:852d64ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6480 r8:80287e08 r7:ebbb9e60 r6:851cee80 r5:8582c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbd9fb0 to 0xebbd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852dde40 INFO: task kworker/0:985:5593 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857f078c r4:857f0400 r10:61c88647 r9:8582d400 r8:852d652c r7:82804d40 r6:dddced80 r5:dddceda0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85826c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb85f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f0b8c r4:857f0800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f0b8c r4:852d6580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85826c00 r8:852d65ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6580 r8:80287e08 r7:ebbd9e60 r6:851cef80 r5:85826c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbe9fb0 to 0xebbe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d8100 INFO: task kworker/0:987:5597 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a9f6d000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:988:5599 blocked for more than 464 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85826000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857f0f8c r4:857f0c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85826000 r8:852d662c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6600 r8:80287e08 r7:ebbd9e60 r6:8527e000 r5:85826000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb745fb0 to 0xeb745ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d8240 INFO: task kworker/0:988:5599 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: aa87d000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:8582ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 r5:857f138c r4:857f1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852d6680 Exception stack(0xebbedfb0 to 0xebbedff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8582e000 r4:00000000 r4:00000000 r5:857f1f8c r4:857f1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852d6700 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:991:5605 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:991 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbf5d84 r8:00000002 r7:60000113 r6:ebbf5d8c r5:85830000 r4:85830000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85830000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85830000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9fd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f1b8c r4:857f1800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f1b8c r4:852d6780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85830000 r8:852d67ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6780 r8:80287e08 r7:ebbf1e60 r6:8527e180 r5:85830000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbf5fb0 to 0xebbf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d8240 INFO: task kworker/0:991:5605 is blocked on a mutex likely owned by task kworker/0:298:3910. r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:85830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf15000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bbb8c r4:851bb800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851bbb8c r4:8527e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85830c00 r8:8527e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527e200 r8:80287e08 r7:ebb45e60 r6:8527e280 r5:85830c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbe5fb0 to 0xebbe5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526a1c0 INFO: task kworker/1:237:5607 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ab3e2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:857f278c r4:852d6800 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:852d8840 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: ab3e2000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:85833c00 r4:85833c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85833c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8a40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85833c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba19000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f238c r4:857f2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f238c r4:852d6880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85833c00 r8:852d68ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:852d6880 r8:80287e08 r7:ebbfde60 r6:8527e380 r5:85833c00 r4:852d8840 INFO: task kworker/0:993:5612 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ab80f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018005 r8:85833000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 r5:857f338c r4:857f3000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f338c r4:852d6900 r4:852d6900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 Exception stack(0xebc11fb0 to 0xebc11ff8) r4:852d8ac0 Call trace: 1d20: abc22000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/0:995 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d8c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85835400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba55000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f2b8c r4:857f2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f2b8c r4:852d6980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85835400 r8:852d69ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6980 r8:80287e08 r7:ebc11e60 r6:8527e480 r5:85835400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc19fb0 to 0xebc19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d8ac0 INFO: task kworker/0:995:5616 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: abfa4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:996:5618 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:996 state:D stack:0 pid:5618 tgid:5618 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 r5:857f2f8c r4:857f2c00 r10:00000000 r9:852d6a00 r8:80287e08 r7:ebc11e60 r6:8527e500 r5:85831800 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000001 INFO: task kworker/0:997:5620 blocked for more than 465 seconds. r5:85834800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857f438c r4:857f4000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f438c r4:852d6a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85834800 r8:852d6aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6a80 r8:80287e08 r7:ebc11e60 r6:8527e580 r5:85834800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc35fb0 to 0xebc35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d8cc0 INFO: task kworker/0:997:5620 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: abfa4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:238:5621 blocked for more than 465 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:851baf8c r4:851bac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851baf8c r4:8527e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85838000 r8:8527e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527e600 r8:80287e08 r7:ebbe5e60 r6:8527e680 r5:85838000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc39fb0 to 0xebc39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526aac0 INFO: task kworker/1:238:5621 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ac416000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000113 r6:ebc45d8c r5:85838c00 r4:85838c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85838c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ddf80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc3b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f378c r4:857f3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f378c r4:852d6b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d20: ac7c7000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:999 state:D stack:0 pid:5624 tgid:5624 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:857f3b8c r4:857f3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:852d6b80 r8:80287e08 r7:ebc35e60 r6:8527e780 r5:8583a400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: acbaa000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1000:5626 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1000 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8583bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:00001000 r4:ebc5b000 r5:857f3f8c r4:857f3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f3f8c r4:852d6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:852d6c00 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8527b000 INFO: task kworker/0:1000:5626 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ad055000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1001:5629 blocked for more than 465 seconds. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8415ff8c r4:8415fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ad2d7000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f478c r4:857f4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: ad2d7000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1003:5632 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1003 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc89d84 r8:00000002 r7:60000013 r6:ebc89d8c r5:8583c800 r4:8583c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8583c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527b500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8583c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc7d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f4b8c r4:857f4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f4b8c r4:852d6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583c800 r8:852d6dac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6d80 r8:80287e08 r7:ebc71e60 r6:8527e980 r5:8583c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc89fb0 to 0xebc89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/0:1004:5634 blocked for more than 465 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:857f4f8c r4:857f4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f4f8c r4:852d6e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8583ec00 r8:852d6e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6e00 r8:80287e08 r7:ebc71e60 r6:8527ea00 r5:8583ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc99fb0 to 0xebc99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8527b540 INFO: task kworker/0:1004:5634 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ad73b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ebca9d84 r8:00000002 r7:60000013 r6:ebca9d8c r5:85836000 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527b7c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85836000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc95000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f538c r4:857f5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f538c r4:852d6e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85836000 r8:852d6eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852d6e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d6e80 r8:80287e08 r7:ebc71e60 r6:8527ea80 r5:85836000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f578c r4:857f5400 r10:61c88647 r9:8583e000 r8:852d6f2c r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857f5b8c r4:857f5800 r10:61c88647 r9:85839800 r8:852d6fac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8527bb00 INFO: task kworker/0:1007:5642 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ae279000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:239:5644 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:239 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f4300 r5:851bb78c r4:851bb400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ae3f7000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1008:5645 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1008 state:D stack:0 pid:5645 tgid:5645 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebbf9d84 r8:00000002 r7:60000113 r6:ebbf9d8c r5:84883000 r4:84883000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84883000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r9:83018005 r8:84883000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 r5:857f5f8c r4:857f5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84883000 r8:852f002c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8527b9c0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:846a978c r4:846a9400 r10:61c88647 r9:84883c00 r8:8527ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852f4440 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:241:5649 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:241 state:D stack:0 pid:5649 tgid:5649 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebccdd84 r8:00000002 r7:60000113 r6:ebccdd8c r5:84885400 r4:84885400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84885400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebccde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f4640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84885400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb223000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851bbf8c r4:851bbc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851bbf8c r4:8527ed80 r4:8527ed80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:242:5651 blocked for more than 465 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:846a9f8c r4:846a9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8527ee00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:243 state:D stack:0 pid:5653 tgid:5653 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000113 r6:ebcadd8c r5:85848c00 r4:85848c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85848c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f4880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85848c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb66f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846a9b8c r4:846a9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:846a9b8c r4:8527ee80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85848c00 r8:8527eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527ee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527ee80 r8:80287e08 r7:ebcc9e60 r6:8527ef00 r5:85848c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcadfb0 to 0xebcadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852f4700 INFO: task kworker/1:243:5653 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: aef28000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:857cc38c r4:8527ef80 Exception stack(0xebcd9fb0 to 0xebcd9ff8) Workqueue: events bpf_prog_free_deferred 1d20: af641000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8584b000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8b5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857cc78c r4:857cc400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857cc78c r4:85273080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8584b000 r8:852730ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85273080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85273080 r8:80287e08 r7:ebcd9e60 r6:85273100 r5:8584b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb41fb0 to 0xebb41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852f4b00 INFO: task kworker/1:245:5659 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: af8ba000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:857f638c r4:857f6000 r7:dddced80 r6:83018000 r5:857f638c r4:852f0280 r4:852f0280 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:246:5663 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d000 r5:857ccf8c r4:857ccc00 r10:61c88647 r9:8584e000 r8:8527322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 Exception stack(0xe0781fb0 to 0xe0781ff8) r5:8584a400 r4:8291a680 r4:00000000 r5:857ccb8c r4:857cc800 Exception stack(0xebcedfb0 to 0xebcedff8) r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:248:5666 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:248 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:857cd78c r4:857cd400 r7:ddde2d80 r6:83018200 r5:857cd78c r4:85273400 Exception stack(0xebce1fb0 to 0xebce1ff8) Workqueue: events bpf_prog_free_deferred 1d20: b06e4000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb92d000 r5:857cd38c r4:857cd000 r7:ddde2d80 r6:83018200 r5:857cd38c r4:85273500 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b06e4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:250:5671 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:250 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:8584d400 r4:8584d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8584d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8584d400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 r5:857cdf8c r4:857cdc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8584d400 r8:8527362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:251:5672 blocked for more than 465 seconds. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb9db000 r5:857cdb8c r4:857cd800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85273700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85273700 r8:80287e08 r7:ebcf5e60 r6:85273780 r5:85840000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcfdfb0 to 0xebcfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526d600 INFO: task kworker/1:251:5672 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b0d5e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1010:5673 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1010 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85840c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857f6f8c r4:857f6c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85840c00 r8:852f032c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:857ce38c r4:857ce000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85273880 Exception stack(0xebd01fb0 to 0xebd01ff8) Workqueue: events bpf_prog_free_deferred [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:253:5678 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:253 state:D stack:0 pid:5678 tgid:5678 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd05d84 r8:00000002 r7:60000113 r6:ebd05d8c r5:85842400 r4:85842400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85842400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd05e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526d940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85842400 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df911000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ce78c r4:857ce400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ce78c r4:85273980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85842400 r8:852739ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85273980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85273980 r8:80287e08 r7:ebd01e60 r6:85273a00 r5:85842400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd05fb0 to 0xebd05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526d7c0 INFO: task kworker/1:253:5678 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85843000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:857cef8c r4:857cec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85273a80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:255:5681 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:255 state:D stack:0 pid:5681 tgid:5681 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:85843c00 r4:85843c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85843c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526db80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85843c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaeb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857ceb8c r4:857ce800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857ceb8c r4:85273b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85843c00 r8:85273bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85273b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85273b80 r8:80287e08 r7:ebd09e60 r6:85273c00 r5:85843c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc09fb0 to 0xebc09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526dcc0 INFO: task kworker/1:255:5681 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b1891000 df991000 00000001 80239b98 7f1fb000 00000001 r5:800f0113 r4:80239bb0 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ebba5d84 r8:00000002 r7:60000113 r6:ebba5d8c r5:85844800 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8417fd00 r5:857cf38c r4:857cf000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85273c80 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:257:5687 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:257 state:D stack:0 pid:5687 tgid:5687 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc25d84 r8:00000002 r7:60000013 r6:ebc25d8c r5:85846000 r4:85846000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85846000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e0000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85846000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb319000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857cf78c r4:857cf400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857cf78c r4:85273d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:258:5688 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:258 state:D stack:0 pid:5688 tgid:5688 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc49d84 r8:00000002 r7:60000013 r6:ebc49d8c r5:85846c00 r4:85846c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:857cfb8c r4:857cf800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857cfb8c r4:85273e80 r10:61c88647 r9:85846c00 r8:85273eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:85878c00 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:857cff8c r4:85273f80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: b240a000 df991000 00000001 80239b98 7f1fb000 00000001 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000013 r6:ebc65d8c r5:8587a400 r4:8587a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e0600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8587a400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5f1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f678c r4:857f6400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:857f678c r4:852d2080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587a400 r8:852d20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2080 r8:80287e08 r7:ebc55e60 r6:852d2100 r5:8587a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc65fb0 to 0xebc65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e04c0 INFO: task kworker/1:260:5692 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b240a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:261:5694 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:261 state:D stack:0 pid:5694 tgid:5694 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc69d84 r8:00000002 r7:60000113 r6:ebc69d8c r5:8587b000 r4:8587b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e0980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8587b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7b7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b438c r4:858b4000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b438c r4:852d2180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587b000 r8:852d21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2180 r8:80287e08 r7:ebc65e60 r6:852d2200 r5:8587b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc69fb0 to 0xebc69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e0740 INFO: task kworker/1:261:5694 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b240a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r4:850e4700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8587bc00 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b478c r4:858b4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8587bc00 r8:852d22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2280 r8:80287e08 r7:ebc69e60 r6:852d2300 r5:8587bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc8dfb0 to 0xebc8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e0940 INFO: task kworker/1:262:5697 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b2ed1000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:263:5698 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:263 state:D stack:0 pid:5698 tgid:5698 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebcc5d84 r8:00000002 r7:60000013 r6:ebcc5d8c r5:8587c800 r4:8587c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e0e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8587c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb87b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b4b8c r4:858b4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b4b8c r4:852d2380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587c800 r8:852d23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2380 r8:80287e08 r7:ebc8de60 r6:852d2400 r5:8587c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcc5fb0 to 0xebcc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0781dc0 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:264 state:D stack:0 pid:5702 tgid:5702 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 r9:83018205 r8:85878000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb89b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b4f8c r4:858b4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b4f8c r4:852d2480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85878000 r8:852d24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2480 r8:80287e08 r7:ebcc5e60 r6:852d2500 r5:85878000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd35fb0 to 0xebd35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e0d40 INFO: task kworker/1:264:5702 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b2ed1000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0781dc0 r5:00001000 r4:e07a5000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ebc2dd84 r8:00000002 r7:60000113 r6:ebc2dd8c r5:84886c00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:857f738c r4:857f7000 r7:dddced80 r6:83018000 r5:857f738c r4:852f0380 r10:00000000 r9:852f0380 r8:80287e08 r7:ebc71e60 r6:852f0400 r5:84886c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85815f80 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: b349b000 df991000 00000001 80239b98 7f1fb000 00000001 r4:82ac21e4 r4:e0781dc0 r4:00000000 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r5:850a238c r4:850a2000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:265:5705 blocked for more than 465 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:265 state:D stack:0 pid:5705 tgid:5705 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc81d84 r8:00000002 r7:60000013 r6:ebc81d8c r5:84880c00 r4:84880c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84880c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc81e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84880c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9fb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b578c r4:858b5400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b578c r4:852d2580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84880c00 r8:852d25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2580 r8:80287e08 r7:ebd35e60 r6:852f0480 r5:84880c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc81fb0 to 0xebc81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e0f80 INFO: task kworker/1:265:5705 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b37b7000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:84881800 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:858b538c r4:858b5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b538c r4:852d2600 r4:852d2600 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd45e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84880000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba11000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b5b8c r4:858b5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b5b8c r4:852d2680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84880000 r8:852d26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2680 r8:80287e08 r7:ebc81e60 r6:852f0580 r5:84880000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd45fb0 to 0xebd45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85278140 INFO: task kworker/1:267:5709 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b3d0c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ebd49d84 r8:00000002 r7:60000113 r6:ebd49d8c r5:84886000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r9:83018205 r8:84886000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 r5:858b5f8c r4:858b5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852d2700 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:85278280 r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:269:5713 blocked for more than 466 seconds. Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd4dd84 r8:00000002 r7:60000113 r6:ebd4dd8c r5:84882400 r4:84882400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84882400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84882400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb03000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b678c r4:858b6400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b678c r4:852d2780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84882400 r8:852d27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2780 r8:80287e08 r7:ebd49e60 r6:852f0680 r5:84882400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd4dfb0 to 0xebd4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85278480 INFO: task kworker/1:269:5713 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b4381000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:270:5714 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:270 state:D stack:0 pid:5714 tgid:5714 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd55d84 r8:00000002 r7:60000013 r6:ebd55d8c r5:85836c00 r4:85836c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85836c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaa1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b638c r4:858b6000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b638c r4:852d2800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85836c00 r8:852d282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2800 r8:80287e08 r7:ebd4de60 r6:852f0700 r5:85836c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd55fb0 to 0xebd55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85278140 INFO: task kworker/1:270:5714 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b46c6000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1012:5716 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1012 state:D stack:0 pid:5716 tgid:5716 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd31e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857f778c r4:857f7400 r10:61c88647 r9:8578ec00 r8:852f07ac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1013:5718 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1013 state:D stack:0 pid:5718 tgid:5718 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd41d84 r8:00000002 r7:60000113 r6:ebd41d8c r5:85798000 r4:85798000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85798000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ec140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85798000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb49000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f7b8c r4:857f7800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f7b8c r4:852f0880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85798000 r8:852f08ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:852f0880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852f0880 r8:80287e08 r7:ebc71e60 r6:852f0900 r5:85798000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd41fb0 to 0xebd41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852d8380 INFO: task kworker/0:1013:5718 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b4d78000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858b6b8c r4:858b6800 r10:61c88647 r9:85798c00 r8:852d28ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b4d78000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:272:5723 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:272 state:D stack:0 pid:5723 tgid:5723 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000013 r6:ebd5dd8c r5:85799800 r4:85799800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85799800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278a80 r4:00000000 r9:83018205 r8:85799800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 r5:858b6f8c r4:858b6c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85799800 r8:852d292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ebd65d84 r8:00000002 r7:60000113 r6:ebd65d8c r5:8579a400 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb2d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b738c r4:858b7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b738c r4:852d2980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579a400 r8:852d29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2980 r8:80287e08 r7:ebd5de60 r6:852f0a80 r5:8579a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd65fb0 to 0xebd65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85278a40 INFO: task kworker/1:273:5725 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b53a0000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:274:5727 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:274 state:D stack:0 pid:5727 tgid:5727 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd61d84 r8:00000002 r7:60000013 r6:ebd61d8c r5:8587ec00 r4:8587ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8587ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8587ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858b7b8c r4:858b7800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b7b8c r4:852d2a00 r10:61c88647 r9:8587ec00 r8:852d2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85278b40 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8587e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd6de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85278f00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8587e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb59000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b778c r4:858b7400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b778c r4:852d2b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587e000 r8:852d2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2b00 r8:80287e08 r7:ebd61e60 r6:852d2b80 r5:8587e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd6dfb0 to 0xebd6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85278880 INFO: task kworker/1:275:5729 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b5ae2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/0:1014:5731 blocked for more than 466 seconds. r4:8587d400 r4:00000000 r4:00000000 r9:83018005 r8:8587d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb6b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857f7f8c r4:857f7c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857f7f8c r4:852f0b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8587d400 r8:852f0b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852f0b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852f0b00 r8:80287e08 r7:ebc71e60 r6:852d2c00 r5:8587d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd71fb0 to 0xebd71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852ec100 INFO: task kworker/0:1014:5731 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b5ae2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84088000 r4:00000000 r4:00000000 r5:00001000 r4:ec79f000 r5:857fd38c r4:857fd000 r7:dddced80 r6:83018000 r5:857fd38c r4:852f0b80 r10:00000000 r9:852f0b80 r8:80287e08 r7:ebc71e60 r6:852d2c80 r5:84088000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1016:5735 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1016 state:D stack:0 pid:5735 tgid:5735 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd89d84 r8:00000002 r7:60000113 r6:ebd89d8c r5:84088c00 r4:84088c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84088c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd89e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aec00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84088c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec67f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857fcb8c r4:857fc800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857fcb8c r4:852f0c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84088c00 r8:852f0c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:852f0c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852f0c00 r8:80287e08 r7:ebd85e60 r6:852d2d00 r5:84088c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd89fb0 to 0xebd89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852ec340 INFO: task kworker/0:1016:5735 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b5fbe000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:276:5737 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:276 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd8dd84 r8:00000002 r7:60000113 r6:ebd8dd8c r5:8408a400 r4:8408a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8408a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8408a400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb95000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858b7f8c r4:858b7c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858b7f8c r4:852d2d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8408a400 r8:852d2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2d80 r8:80287e08 r7:ebd61e60 r6:852d2e00 r5:8408a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd8dfb0 to 0xebd8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85271040 INFO: task kworker/1:276:5737 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b6367000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd91e08 r9:83018205 r8:8408bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 r5:857fc38c r4:857fc000 r10:61c88647 r9:8408bc00 r8:852d2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852714c0 INFO: task kworker/1:277:5739 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b6367000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd69d84 r8:00000002 r7:60000113 r6:ebd69d8c r5:8579bc00 r4:8579bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8579bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852716c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8579bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbbd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bc38c r4:858bc000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858bc38c r4:852d2f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579bc00 r8:852d2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852d2f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852d2f80 r8:80287e08 r7:ebd91e60 r6:852f0c80 r5:8579bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd69fb0 to 0xebd69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85271800 INFO: task kworker/1:278:5741 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b6745000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd99e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:858bc78c r4:85817000 r10:00000000 r9:85817000 r8:80287e08 r7:ebd69e60 r6:852f0d00 r5:8579d400 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b6745000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:280:5745 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:280 state:D stack:0 pid:5745 tgid:5745 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebda1d84 r8:00000002 r7:60000113 r6:ebda1d8c r5:8579c800 r4:8579c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8579c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271a00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8579c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc15000 r5:858bcb8c r4:858bc800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858bcb8c r4:85817080 r10:61c88647 r9:8579c800 r8:858170ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85271780 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:281:5746 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:281 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebda5d84 r8:00000002 r7:60000113 r6:ebda5d8c r5:8579e000 r4:8579e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8579e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8579e000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc6d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bdb8c r4:858bd800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858bdb8c r4:85817100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579e000 r8:8581712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8579b000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858bcf8c r4:858bcc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85817180 r8:80287e08 r7:ebda5e60 r6:852f0e80 r5:8579b000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:283:5750 blocked for more than 466 seconds. r4:85050c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb5e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:858bd38c r4:858bd000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817200 r8:80287e08 r7:ebda5e60 r6:852f0f00 r5:85050c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdb5fb0 to 0xebdb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85271b00 INFO: task kworker/1:283:5750 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b7501000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:284:5752 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:284 state:D stack:0 pid:5752 tgid:5752 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000113 r6:ebd79d8c r5:84089800 r4:84089800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84089800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271d80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84089800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc5d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bd78c r4:858bd400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85817280 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:800f0113 r4:80239bb0 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 INFO: task kworker/1:285:5755 blocked for more than 466 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852eb340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8408c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebca3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858be78c r4:858be400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858be78c r4:85817380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8408c800 r8:858173ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817380 r8:80287e08 r7:ebda5e60 r6:85817400 r5:8408c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdbdfb0 to 0xebdbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852eb100 INFO: task kworker/1:285:5755 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b7b00000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:286:5757 blocked for more than 466 seconds. r5:8408d400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858bdf8c r4:858bdc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8408d400 r8:858174ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817480 r8:80287e08 r7:ebdbde60 r6:85817500 r5:8408d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdc9fb0 to 0xebdc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852eb100 INFO: task kworker/1:286:5757 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b7f8f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdcde08 r5:00001000 r4:ebc93000 r5:858be38c r4:858be000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8408e000 r8:858175ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:85817580 r8:80287e08 r7:ebdbde60 r6:85817600 r5:8408e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdcdfb0 to 0xebdcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852eb480 INFO: task kworker/1:287:5759 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b7f8f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:288:5761 blocked for more than 466 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852eb940 r5:858bf38c r4:858bf000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8408ec00 r8:858176ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ebd39d84 r8:00000002 r7:60000013 r6:ebd39d8c r5:8408b000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:858beb8c r4:858be800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858beb8c r4:85817780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:852eb2c0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:290 state:D stack:0 pid:5765 tgid:5765 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebde1e08 r5:00001000 r4:ebcc1000 r5:858bef8c r4:858bec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85817880 Exception stack(0xebde1fb0 to 0xebde1ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b8834000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:291:5767 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:291 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebdedd84 r8:00000002 r7:60000113 r6:ebdedd8c r5:85050000 r4:85050000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85050000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ebdef000 r5:858bf78c r4:858bf400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:292:5769 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:292 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebdddd84 r8:00000002 r7:60000013 r6:ebdddd8c r5:85880c00 r4:85880c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85880c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebddde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ebb00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85880c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdf5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bfb8c r4:858bf800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858bfb8c r4:85817a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85880c00 r8:85817a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817a00 r8:80287e08 r7:ebdede60 r6:85817a80 r5:85880c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdddfb0 to 0xebdddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852eb9c0 INFO: task kworker/1:292:5769 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:85882400 r4:00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85882400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec601000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858bff8c r4:858bfc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858bff8c r4:85817b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85882400 r8:85817b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817b00 r8:80287e08 r7:ebddde60 r6:85817b80 r5:85882400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdf9fb0 to 0xebdf9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:e0781dc0 r5:00001000 r4:e07a5000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:858c438c r4:858c4000 r10:61c88647 r9:85051800 r8:85817c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xec609fb0 to 0xec609ff8) r4:852eb9c0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:295:5775 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:295 state:D stack:0 pid:5775 tgid:5775 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec615d84 r8:00000002 r7:60000113 r6:ec615d8c r5:85053c00 r4:85053c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85053c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85053c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec611000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c478c r4:858c4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c478c r4:85817c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85053c00 r8:85817cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817c80 r8:80287e08 r7:ec609e60 r6:851cf080 r5:85053c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec615fb0 to 0xec615ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852ebe80 INFO: task kworker/1:295:5775 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b92c9000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:296:5777 blocked for more than 466 seconds. task:kworker/1:296 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec625d84 r8:00000002 r7:60000013 r6:ec625d8c r5:85054800 r4:85054800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85054800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85054800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec61b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c4b8c r4:858c4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c4b8c r4:85817d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85054800 r8:85817d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817d00 r8:80287e08 r7:ec615e60 r6:851cf100 r5:85054800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec625fb0 to 0xec625ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85303100 INFO: task kworker/1:296:5777 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b959d000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec629e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303400 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85055400 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffdf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c4f8c r4:858c4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c4f8c r4:85817d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85055400 r8:85817dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817d80 r8:80287e08 r7:ec625e60 r6:851cf180 r5:85055400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec629fb0 to 0xec629ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85303380 INFO: task kworker/1:297:5779 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b99ef000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85056000 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c538c r4:858c5000 r7:ddde2d80 r6:83018200 r5:858c538c r4:85817e00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebde5fb0 to 0xebde5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853033c0 INFO: task kworker/1:298:5782 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b99ef000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:850b7e80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:299:5784 blocked for more than 466 seconds. Workqueue: events bpf_prog_free_deferred [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:00001000 r4:eb2d9000 r5:858c578c r4:858c5400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c578c r4:85817e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85056c00 r8:85817eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817e80 r8:80287e08 r7:ebde5e60 r6:851cf280 r5:85056c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec635fb0 to 0xec635ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85303480 INFO: task kworker/1:299:5784 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ba0f4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:300:5786 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:300 state:D stack:0 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec639d84 r8:00000002 r7:60000113 r6:ec639d8c r5:85053000 r4:85053000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85053000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec639e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85053000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb68d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c5b8c r4:858c5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c5b8c r4:85817f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85053000 r8:85817f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85817f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85817f00 r8:80287e08 r7:ec635e60 r6:851cf300 r5:85053000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec639fb0 to 0xec639ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85303640 INFO: task kworker/1:300:5786 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ba2b6000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:301:5788 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:301 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec63dd84 r8:00000002 r7:60000113 r6:ec63dd8c r5:85052400 r4:85052400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85052400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec63de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85052400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6c7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c5f8c r4:858c5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c5f8c r4:852ee000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85052400 r8:852ee02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ee000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ee000 r8:80287e08 r7:ec639e60 r6:851cf380 r5:85052400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec63dfb0 to 0xec63dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85303040 INFO: task kworker/1:301:5788 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ba588000 df991000 00000001 80239b98 7f1fb000 00000001 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:82ac21e4 r4:e0781dc0 r4:00000000 r5:00001000 r4:e07a5000 r5:850a238c r4:850a2000 r4:850b7e80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:302 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85845400 r4:8291a680 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 r5:00001000 r4:eb8f7000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c638c r4:858c6000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852ee080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xec641fb0 to 0xec641ff8) r4:853038c0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: baa29000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:303:5792 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:303 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec645d84 r8:00000002 r7:60000113 r6:ec645d8c r5:8579ec00 r4:8579ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8579ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8579ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb90f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c678c r4:858c6400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c678c r4:852ee100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8579ec00 r8:852ee12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ee100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ee100 r8:80287e08 r7:ec641e60 r6:851cf480 r5:8579ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec645fb0 to 0xec645ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85303040 INFO: task kworker/1:303:5792 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: baa29000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857a8000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:857a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c6b8c r4:858c6800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c6b8c r4:852ee180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857a8000 r8:852ee1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ee180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ee180 r8:80287e08 r7:ec645e60 r6:851cf500 r5:857a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec649fb0 to 0xec649ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85303b40 INFO: task kworker/1:304:5794 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: baa29000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec64de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303e00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:857a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9c3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c6f8c r4:858c6c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c6f8c r4:852ee200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857a8c00 r8:852ee22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ee200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ee200 r8:80287e08 r7:ec649e60 r6:851cf580 r5:857a8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec64dfb0 to 0xec64dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85303d00 INFO: task kworker/1:305:5796 is blocked on a mutex likely owned by task kworker/0:298:3910. r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 INFO: task kworker/1:306:5798 blocked for more than 466 seconds. r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852ee280 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0113 r4:80239bb0 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852ee300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ee300 r8:80287e08 r7:ec651e60 r6:851cf680 r5:857aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec655fb0 to 0xec655ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852eb640 INFO: task kworker/1:307:5800 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bb21f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:ebb53000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c7b8c r4:852ee380 r4:852ee380 Exception stack(0xec659fb0 to 0xec659ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:309:5804 blocked for more than 466 seconds. r5:857abc00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c7f8c r4:852ee480 r4:852ee480 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: bb964000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:310:5806 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:310 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec661d84 r8:00000002 r7:60000013 r6:ec661d8c r5:857ac800 r4:857ac800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857ac800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec661e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525b580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:857ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec66b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c878c r4:852ee400 r4:852ee400 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r5:857ad400 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:800f0113 r4:80239bb0 r4:e0781dc0 r5:00001000 r4:e07a5000 r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:312:5810 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:312 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec675d84 r8:00000002 r7:60000013 r6:ec675d8c r5:857ae000 r4:857ae000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:857ae000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525b780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:857ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec671000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c8b8c r4:858c8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c8b8c r4:852ee580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857ae000 r8:852ee5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ee580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ee580 r8:80287e08 r7:ec661e60 r6:851cf900 r5:857ae000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec675fb0 to 0xec675ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525b5c0 INFO: task kworker/1:312:5810 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bc0ce000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r9:83018205 r8:85883000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:852ee600 r8:80287e08 r7:ec675e60 r6:852ee680 r5:85883000 INFO: task kworker/1:313:5812 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:1017 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aec80 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85883c00 r8:851cf9ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851aebc0 INFO: task kworker/0:1017:5814 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bc543000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:314:5816 blocked for more than 466 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:314 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 r5:858c938c r4:858c9000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 Exception stack(0xe0781fb0 to 0xe0781ff8) task:kworker/1:315 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:ec6a1d84 r8:00000002 r7:60000113 r6:ec6a1d8c r5:85884800 r4:85884800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85884800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e7000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85884800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6b7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ca38c r4:858ca000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858ca38c r4:852ee880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85884800 r8:852ee8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852ee880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ee880 r8:80287e08 r7:ec695e60 r6:852ee900 r5:85884800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6a1fb0 to 0xec6a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525b900 INFO: task kworker/1:315:5818 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bcac1000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:85886000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ebfc0 r5:858c9b8c r4:858c9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852eea00 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:317:5823 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:317 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec62dd84 r8:00000002 r7:60000013 r6:ec62dd8c r5:85886c00 r4:85886c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85886c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85303040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85886c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6b1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c9f8c r4:858c9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c9f8c r4:852eeb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85886c00 r8:852eeb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852eeb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852eeb00 r8:80287e08 r7:ec6a1e60 r6:852eeb80 r5:85886c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec62dfb0 to 0xec62dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e70c0 INFO: task kworker/1:317:5823 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bd235000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1018:5825 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1018 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6c5d84 r8:00000002 r7:60000113 r6:ec6c5d8c r5:85881800 r4:85881800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85881800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0a00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85881800 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec795000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857fcf8c r4:857fcc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857fcf8c r4:851cfa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85881800 r8:851cfa2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:851cfa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851cfa00 r8:80287e08 r7:ebd85e60 r6:852eec80 r5:85881800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6c5fb0 to 0xec6c5ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 1d20: bd235000 df991000 00000001 80239b98 7f1fb000 00000001 r4:82ac21e4 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:318:5826 blocked for more than 467 seconds. r4:85879800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ca78c r4:858ca400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858ca78c r4:852eec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85879800 r8:852eec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852eec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852eec00 r8:80287e08 r7:ec6a1e60 r6:852eed00 r5:85879800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec689fb0 to 0xec689ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e7300 INFO: task kworker/1:318:5826 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bd728000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:319:5828 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:319 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000013 r6:ec6cdd8c r5:85890000 r4:85890000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85890000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:85890000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 r5:858caf8c r4:858cac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858caf8c r4:852eed80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:852eed80 r10:00000000 r9:852eed80 r8:80287e08 r7:ec689e60 r6:852eee00 r5:85890000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:852e7180 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d20: bda85000 df991000 00000001 80239b98 7f1fb000 00000001 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:320:5830 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:320 state:D stack:0 pid:5830 tgid:5830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6d5d84 r8:00000002 r7:60000013 r6:ec6d5d8c r5:85890c00 r4:85890c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85890c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852e7440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85890c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858cab8c r4:858ca800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858cab8c r4:852eee80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85890c00 r8:852eeeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852eee80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852eee80 r8:80287e08 r7:ec6cde60 r6:852eef00 r5:85890c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6d5fb0 to 0xec6d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e7400 INFO: task kworker/1:320:5830 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bda85000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85891800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85891800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 r5:858cb38c r4:858cb000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:322:5834 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:322 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec6f1d84 r8:00000002 r7:60000013 r6:ec6f1d8c r5:85892400 r4:85892400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85892400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858cb78c r4:858cb400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85817f80 Exception stack(0xec6f1fb0 to 0xec6f1ff8) r4:852e7940 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85893000 r4:8291a680 r4:00000000 r4:00000000 r5:858cbb8c r4:858cb800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8577f080 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e77c0 INFO: task kworker/1:323:5836 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: be1e9000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:324:5838 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:324 state:D stack:0 pid:5838 tgid:5838 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:85894800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858cbf8c r4:858cbc00 r7:ddde2d80 r6:83018200 r5:858cbf8c r4:8577f180 Exception stack(0xec711fb0 to 0xec711ff8) r4:852e7980 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85895400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 r5:858d838c r4:858d8000 r7:ddde2d80 r6:83018200 r5:858d838c r4:8577f280 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:326:5842 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:326 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec749d84 r8:00000002 r7:60000113 r6:ec749d8c r5:8588a400 r4:8588a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec749e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aedc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8588a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec725000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d878c r4:858d8400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d878c r4:8577f380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588a400 r8:8577f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577f380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577f380 r8:80287e08 r7:ec705e60 r6:851cfa80 r5:8588a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec749fb0 to 0xec749ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852e7d00 INFO: task kworker/1:326:5842 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85888c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858d8b8c r4:858d8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85888c00 r8:8577f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:328:5847 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:328 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec765d84 r8:00000002 r7:60000113 r6:ec765d8c r5:8588b000 r4:8588b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec765e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8588b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec761000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d938c r4:858d9000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d938c r4:8577f480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588b000 r8:8577f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577f480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577f480 r8:80287e08 r7:ec755e60 r6:851cfb80 r5:8588b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec765fb0 to 0xec765ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852612c0 INFO: task kworker/1:328:5847 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bf577000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:329:5848 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:329 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec76dd84 r8:00000002 r7:60000113 r6:ec76dd8c r5:8588c800 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d8f8c r4:858d8c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bf577000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:850b7e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85888000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 r5:858d9f8c r4:858d9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8577f580 Exception stack(0xec775fb0 to 0xec775ff8) r4:85261140 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:331 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec741d84 r8:00000002 r7:60000113 r6:ec741d8c r5:85896000 r4:85896000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85896000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec741e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85896000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec77b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d978c r4:858d9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858d978c r4:8577f600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85896000 r8:8577f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577f600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577f600 r8:80287e08 r7:ec775e60 r6:8577f680 r5:85896000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec741fb0 to 0xec741ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852615c0 INFO: task kworker/1:331:5851 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:858d9b8c r4:8577f700 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ec71dd84 r8:00000002 r7:60000013 r6:ec71dd8c r5:85898000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85898000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261b80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85898000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858da38c r4:858da000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858da38c r4:8577f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85898000 r8:8577f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577f800 r8:80287e08 r7:ec775e60 r6:8577f880 r5:85898000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec71dfb0 to 0xec71dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85261700 INFO: task kworker/1:333:5856 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bfba0000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-rc5-syzkaller #0 r4:85899800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85899800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85899800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7af000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858da78c r4:858da400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858da78c r4:8577f900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85899800 r8:8577f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577f900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577f900 r8:80287e08 r7:ec71de60 r6:8577f980 r5:85899800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec79dfb0 to 0xec79dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85261980 INFO: task kworker/1:334:5858 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c018c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:8588bc00 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:857fe38c r4:857fe000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851cfd00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c0b00 INFO: task kworker/0:1019:5860 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c025b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:8588d400 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:858dab8c r4:858da800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dab8c r4:8577fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588d400 r8:8577fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577fa00 r8:80287e08 r7:ec79de60 r6:851cfe00 r5:8588d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7b9fb0 to 0xec7b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85261c40 INFO: task kworker/1:335:5863 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c091f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:00001000 r4:e07a5000 r5:850a238c r4:850a2000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850e4700 Not tainted 6.15.0-rc5-syzkaller #0 Call trace: r4:8588ec00 r5:8588ec00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857fd78c r4:857fd400 r10:61c88647 r9:8588ec00 r8:851cfeac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:336:5866 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:336 state:D stack:0 pid:5866 tgid:5866 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7c5d84 r8:00000002 r7:60000013 r6:ec7c5d8c r5:8588e000 r4:8588e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8588e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8588e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7e3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858db78c r4:858db400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858db78c r4:8577fa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8588e000 r8:8577faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577fa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577fa80 r8:80287e08 r7:ec7b9e60 r6:851cff80 r5:8588e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7c5fb0 to 0xec7c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85261900 INFO: task kworker/1:336:5866 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 1d20: c0e9f000 df991000 00000001 80239b98 7f1fb000 00000001 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:85889800 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:858daf8c r4:858dac00 r7:ddde2d80 r6:83018200 r5:858daf8c r4:8577fb00 r10:00000000 r9:8577fb00 r8:80287e08 r7:ec7c5e60 r6:850c1000 r5:85889800 Workqueue: events bpf_prog_free_deferred 1d20: c109b000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:338 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:858db38c r4:8577fb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:857aec00 r8:8577fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577fb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577fb80 r8:80287e08 r7:ec7c5e60 r6:850c1080 r5:857aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7ddfb0 to 0xec7ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8417cf80 INFO: task kworker/1:338:5870 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c12e6000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:339:5872 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:339 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7fdd84 r8:00000002 r7:60000013 r6:ec7fdd8c r5:84930000 r4:84930000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84930000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858dbb8c r4:858db800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dbb8c r4:8577fc00 r4:8577fc00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:340:5874 blocked for more than 467 seconds. r4:84930c00 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1480 r5:858dc38c r4:858dc000 r7:ddde2d80 r6:83018200 r5:858dc38c r4:8577fc80 r10:00000000 r9:8577fc80 r8:80287e08 r7:ec7fde60 r6:850c1180 r5:84930c00 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c17e9000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:341:5876 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:341 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec831d84 r8:00000002 r7:60000013 r6:ec831d8c r5:84931800 r4:84931800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84931800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec831e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c13c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84931800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec81f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dbf8c r4:858dbc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dbf8c r4:8577fd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84931800 r8:8577fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577fd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577fd00 r8:80287e08 r7:ec819e60 r6:850c1200 r5:84931800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec831fb0 to 0xec831ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c1380 INFO: task kworker/1:341:5876 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c1c96000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:342:5878 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:342 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec839d84 r8:00000002 r7:60000013 r6:ec839d8c r5:84932400 r4:84932400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84932400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec839e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84932400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858dcb8c r4:858dc800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84932400 r8:8577fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:84933000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 r9:83018205 r8:84933000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 r5:858dc78c r4:858dc400 r10:61c88647 r9:84933000 r8:8577feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xec849fb0 to 0xec849ff8) Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:344:5881 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:344 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec84dd84 r8:00000002 r7:60000113 r6:ec84dd8c r5:84933c00 r4:84933c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84933c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec84de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84933c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec87f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ddb8c r4:858dd800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858ddb8c r4:8577fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84933c00 r8:8577fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577fe00 r8:80287e08 r7:ec839e60 r6:850c1380 r5:84933c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec84dfb0 to 0xec84dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c16c0 INFO: task kworker/1:344:5881 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c24ad000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1021:5883 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1021 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec7a9d84 r8:00000002 r7:60000113 r6:ec7a9d8c r5:84934800 r4:84934800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84934800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cf2c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84934800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec855000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dcf8c r4:858dcc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858dcf8c r4:850c1400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84934800 r8:850c142c r7:82804d40 r6:dddced80 r5:dddceda0 r4:850c1400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c1400 r8:80287e08 r7:ec78de60 r6:850c1480 r5:84934800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7a9fb0 to 0xec7a9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:345:5884 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:345 state:D stack:0 pid:5884 tgid:5884 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000113 r6:ec85dd8c r5:84935400 r4:84935400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84935400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84935400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec867000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858dd38c r4:858dd000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dd38c r4:8577ff00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84935400 r8:8577ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577ff00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577ff00 r8:80287e08 r7:ec84de60 r6:850c1500 r5:84935400 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c296f000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018005 r8:84936000 r7:00000000 r6:83018000 r5:00001000 r4:7f121000 r5:857fdb8c r4:857fd800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84936000 r8:850c15ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850cf300 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:858a0000 r4:8291a680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:858dd78c r4:858dd400 r7:ddde2d80 r6:83018200 r5:858dd78c r4:8577ff80 r10:00000000 r9:8577ff80 r8:80287e08 r7:ec84de60 r6:850c1680 r5:858a0000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c30f0000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:347:5892 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:347 state:D stack:0 pid:5892 tgid:5892 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec865d84 r8:00000002 r7:60000113 r6:ec865d8c r5:8589b000 r4:8589b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec865e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85261ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8589b000 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec893000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:858de38c r4:858de000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8589b000 r8:8526502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:348:5894 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:348 state:D stack:0 pid:5894 tgid:5894 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:8589a400 r4:8589a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8589a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1f40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8589a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec885000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ddf8c r4:858ddc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858ddf8c r4:85265100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589a400 r8:8526512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265100 r8:80287e08 r7:ec865e60 r6:85265180 r5:8589a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec871fb0 to 0xec871ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c1d80 INFO: task kworker/1:348:5894 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c30f0000 df991000 00000001 80239b98 7f1fb000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:349:5896 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:349 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8589bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 r5:00001000 r4:ec899000 r5:858de78c r4:858de400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8589bc00 r8:8526522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec889fb0 to 0xec889ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c1a40 INFO: task kworker/1:349:5896 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c3ab1000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858def8c r4:858dec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8589c800 r8:8526532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c3ab1000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 INFO: task kworker/1:351:5899 blocked for more than 467 seconds. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec8a7000 r5:858deb8c r4:858de800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8589d400 r8:8526542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0781fb0 to 0xe0781ff8) Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c62c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8589e000 r7:00000000 r6:83018200 r5:00001000 r4:7f109000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8bb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858df38c r4:858df000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858df38c r4:85265500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8589e000 r8:8526552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265500 r8:80287e08 r7:ec89de60 r6:85265580 r5:8589e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8a5fb0 to 0xec8a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c61c0 INFO: task kworker/1:352:5902 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c3cfb000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) task:kworker/1:353 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:858dff8c r4:858dfc00 r10:00000000 r9:85265600 r8:80287e08 r7:ec8a5e60 r6:85265680 r5:8589ec00 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) Exception stack(0xe0781fb0 to 0xe0781ff8) Workqueue: events bpf_prog_free_deferred [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858df78c r4:858df400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858df78c r4:85265700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a2400 r8:8526572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265700 r8:80287e08 r7:ec8b9e60 r6:850c1700 r5:858a2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8d1fb0 to 0xec8d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c65c0 INFO: task kworker/1:354:5906 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c4217000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:00000000 r5:858dfb8c r4:858df800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858dfb8c r4:85265780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a0c00 r8:852657ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265780 r8:80287e08 r7:ec8b9e60 r6:850c1780 r5:858a0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8e5fb0 to 0xec8e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c6540 INFO: task kworker/1:355:5908 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c473b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:858a3000 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:858e4b8c r4:858e4800 r4:85265800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:357:5911 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:357 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:858a3c00 r4:858a3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8eb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858e438c r4:858e4000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e438c r4:85265880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a3c00 r8:852658ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265880 r8:80287e08 r7:ec8e9e60 r6:85265900 r5:858a3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8f5fb0 to 0xec8f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c6a40 INFO: task kworker/1:357:5911 is blocked on a mutex likely owned by task kworker/0:298:3910. Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85898c00 r4:00000000 r4:00000000 r5:858e478c r4:858e4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85898c00 r8:852659ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c6b80 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:359:5916 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:359 state:D stack:0 pid:5916 tgid:5916 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8f9d84 r8:00000002 r7:60000113 r6:ec8f9d8c r5:85893c00 r4:85893c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85893c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c6f00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85893c00 r7:00000000 r6:83018200 r5:00001000 r4:7f119000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec917000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858e538c r4:858e5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e538c r4:85265a80 r10:61c88647 r9:85893c00 r8:85265aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xec8f9fb0 to 0xec8f9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: r4:858a8000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858e4f8c r4:858e4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e4f8c r4:85265b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a8000 r8:85265bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265b80 r8:80287e08 r7:ec8f9e60 r6:85265c00 r5:858a8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b1fb0 to 0xec8b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850c6e80 INFO: task kworker/1:360:5917 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c4ec7000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:361:5920 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:361 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000013 r6:ec90dd8c r5:858a8c00 r4:858a8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f11b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec91d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858e578c r4:858e5400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e578c r4:85265c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a8c00 r8:85265cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265c80 r8:80287e08 r7:ec8f9e60 r6:85265d00 r5:858a8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec90dfb0 to 0xec90dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r4:858a9800 r5:858a9800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f140 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f11d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec92b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858e5b8c r4:858e5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e5b8c r4:85265d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a9800 r8:85265dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265d80 r8:80287e08 r7:ec90de60 r6:85265e00 r5:858a9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec921fb0 to 0xec921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576f280 INFO: task kworker/1:362:5922 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c556c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc5-syzkaller #0 r4:858ab000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:858e6b8c r4:858e6800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85265e80 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 task:kworker/1:364 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec929e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858e5f8c r4:858e5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e5f8c r4:85265f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858abc00 r8:85265fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85265f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85265f80 r8:80287e08 r7:ec915e60 r6:85770000 r5:858abc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec929fb0 to 0xec929ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576f200 INFO: task kworker/1:364:5925 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c5650000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:365:5926 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:365 state:D stack:0 pid:5926 tgid:5926 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec93dd84 r8:00000002 r7:60000013 r6:ec93dd8c r5:858aa400 r4:858aa400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858aa400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfab7000 r5:858e638c r4:858e6000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e638c r4:85770080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858aa400 r8:857700ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85770080 r10:00000000 r9:85770080 r8:80287e08 r7:ec915e60 r6:85770100 r5:858aa400 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 r4:00000000 r5:00001000 r4:e07a5000 r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:366:5931 blocked for more than 467 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:366 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec955d84 r8:00000002 r7:60000013 r6:ec955d8c r5:858ac800 r4:858ac800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ac800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab79000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858e678c r4:858e6400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e678c r4:85770180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ac800 r8:857701ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85770180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85770180 r8:80287e08 r7:ec915e60 r6:85770200 r5:858ac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec955fb0 to 0xec955ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576fa80 INFO: task kworker/1:366:5931 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c5a39000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eb57f000 r5:858e6f8c r4:858e6c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85770280 r4:00000001 Exception stack(0xec959fb0 to 0xec959ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576fc00 INFO: task kworker/1:367:5935 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c60c0000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:368:5937 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:368 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec961d84 r8:00000002 r7:60000113 r6:ec961d8c r5:85960c00 r4:85960c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85960c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85960c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6e5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858e738c r4:858e7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e738c r4:85770380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:85770380 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d20: c60c0000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85962400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f22c0 r5:858e778c r4:858e7400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85770480 r8:80287e08 r7:ec961e60 r6:85770500 r5:85962400 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec965fb0 to 0xec965ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f2100 INFO: task kworker/1:369:5939 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c645a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1024:5941 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1024 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:85963c00 r4:85963c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85963c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9f2c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85963c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8ad000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:857fe78c r4:857fe400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:857fe78c r4:850c1900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85963c00 r8:850c192c r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xec96dfb0 to 0xec96dff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d20: c645a000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8599c78c r4:85770680 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:800f0113 r4:80239bb0 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:371:5945 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:371 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec975d84 r8:00000002 r7:60000013 r6:ec975d8c r5:85963000 r4:85963000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85963000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec975e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f25c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85963000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7fb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858e7b8c r4:858e7800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858e7b8c r4:85770780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85963000 r8:857707ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85770780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85770780 r8:80287e08 r7:ec971e60 r6:85770800 r5:85963000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec975fb0 to 0xec975ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f23c0 INFO: task kworker/1:371:5945 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c6bb2000 df991000 00000001 80239b98 7f1fb000 00000001 r5:800f0113 r4:80239bb0 r4:e0781dc0 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85966000 r8:857708ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:373:5950 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:373 state:D stack:0 pid:5950 tgid:5950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec97dd84 r8:00000002 r7:60000013 r6:ec97dd8c r5:85964800 r4:85964800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85964800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec97de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2b00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85964800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb903000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599c38c r4:8599c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599c38c r4:85770a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85964800 r8:85770a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85770a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85770a00 r8:80287e08 r7:ec971e60 r6:85770a80 r5:85964800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec97dfb0 to 0xec97dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f2a80 INFO: task kworker/1:373:5950 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c6ec2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:374:5954 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:374 state:D stack:0 pid:5954 tgid:5954 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: c6fd8000 df991000 00000001 80239b98 7f1fb000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:858aec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 r5:00001000 r4:ebac9000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599cb8c r4:8599c800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599cb8c r4:85770c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858aec00 r8:85770c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85770c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85770c00 r8:80287e08 r7:ec971e60 r6:85770c80 r5:858aec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec989fb0 to 0xec989ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f2f80 INFO: task kworker/1:375:5956 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c6fd8000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:376:5958 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:376 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec939d84 r8:00000002 r7:60000013 r6:ec939d8c r5:858ad400 r4:858ad400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858ad400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb17000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599cf8c r4:8599cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599cf8c r4:85770d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858ad400 r8:85770d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85770d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85770d00 r8:80287e08 r7:ec989e60 r6:85770d80 r5:858ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec939fb0 to 0xec939ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8577b000 INFO: task kworker/1:376:5958 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c750c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:377:5960 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:377 state:D stack:0 pid:5960 tgid:5960 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec949d84 r8:00000002 r7:60000013 r6:ec949d8c r5:85968000 r4:85968000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85968000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec949e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b1c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85968000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599d38c r4:8599d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85770e00 r4:00000001 Exception stack(0xec949fb0 to 0xec949ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:82ac21e4 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:378:5962 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:378 state:D stack:0 pid:5962 tgid:5962 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec991d84 r8:00000002 r7:60000013 r6:ec991d8c r5:85968c00 r4:85968c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85968c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb4b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599d78c r4:8599d400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599d78c r4:85770f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85968c00 r8:85770f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85770f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85770f00 r8:80287e08 r7:ec949e60 r6:85770f80 r5:85968c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec991fb0 to 0xec991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8577b180 INFO: task kworker/1:378:5962 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c7850000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0781dc0 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:379:5964 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:379 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec999d84 r8:00000002 r7:60000113 r6:ec999d8c r5:8596a400 r4:8596a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8596a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8596a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb7b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599db8c r4:8599d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599db8c r4:85775000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8596a400 r8:8577502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85775000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85775000 r8:80287e08 r7:ec991e60 r6:85775080 r5:8596a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec999fb0 to 0xec999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8577b340 INFO: task kworker/1:379:5964 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c7850000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:380:5967 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:380 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 r5:00001000 r4:ebb93000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599df8c r4:8599dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599df8c r4:85775100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:85775100 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8577b700 INFO: task kworker/1:380:5967 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c7ec3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599e38c r4:8599e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599e38c r4:85775200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8596b000 r8:8577522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:850a238c r4:850a2000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 INFO: task kworker/1:382:5971 blocked for more than 468 seconds. Workqueue: events bpf_prog_free_deferred r4:8596c800 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577bb80 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599e78c r4:8599e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599e78c r4:85775300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8596c800 r8:8577532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85775300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85775300 r8:80287e08 r7:ec99de60 r6:85775380 r5:8596c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec995fb0 to 0xec995ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8577b9c0 INFO: task kworker/1:382:5971 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c7ec3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:383:5973 blocked for more than 468 seconds. r4:8596d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599eb8c r4:8599e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8596d400 r8:8577542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:82ac21e4 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) task:kworker/1:384 state:D stack:0 pid:5976 tgid:5976 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577be80 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8599ef8c r4:85775500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8596e000 r8:8577552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85775500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85775500 r8:80287e08 r7:ec9a5e60 r6:85775580 r5:8596e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9a9fb0 to 0xec9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8577bc40 INFO: task kworker/1:384:5976 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c84ca000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:385:5977 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:385 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000013 r6:ec9b1d8c r5:8596ec00 r4:8596ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8596ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9b040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8596ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc7b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599f78c r4:8599f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599f78c r4:85775600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8596ec00 r8:8577562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85775600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85775600 r8:80287e08 r7:ec9a9e60 r6:85775680 r5:8596ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9b1fb0 to 0xec9b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8576f6c0 INFO: task kworker/1:385:5977 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c84ca000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85969800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc5f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599f38c r4:8599f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599f38c r4:85775700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85969800 r8:8577572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85775700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85775700 r8:80287e08 r7:ec9b1e60 r6:85775780 r5:85969800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9b5fb0 to 0xec9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b9b080 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:859a8b8c r4:85775800 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9b280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85970c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc9b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8599fb8c r4:8599f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8599fb8c r4:85775900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85970c00 r8:8577592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85775900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85775900 r8:80287e08 r7:ec9ade60 r6:85775980 r5:85970c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9b9fb0 to 0xec9b9ff8) 9fa0: 00000000 00000000 00000000 00000000 Call trace: r5:800f0113 r4:80239bb0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Not tainted 6.15.0-rc5-syzkaller #0 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9bde08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:390:5987 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:390 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9c1d84 r8:00000002 r7:60000013 r6:ec9c1d8c r5:85972400 r4:85972400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85972400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9b500 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a838c r4:859a8000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85775b00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xec9c5fb0 to 0xec9c5ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0113 r4:80239bb0 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:392:5990 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:392 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9cdd84 r8:00000002 r7:60000113 r6:ec9cdd8c r5:85973c00 r4:85973c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85973c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9bc40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85973c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdfb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a938c r4:859a9000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a938c r4:85775d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85973c00 r8:85775d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85775d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85775d00 r8:80287e08 r7:ec9ade60 r6:85775d80 r5:85973c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9cdfb0 to 0xec9cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b9b580 INFO: task kworker/1:392:5990 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c9a8e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85974800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85974800 r8:85775e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:394:5997 blocked for more than 468 seconds. task:kworker/1:394 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000113 r6:ec9ddd8c r5:858a6c00 r4:858a6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9be40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec605000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a978c r4:859a9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a978c r4:85775f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a6c00 r8:85775f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85775f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85775f00 r8:80287e08 r7:ec9cde60 r6:850c1a00 r5:858a6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9ddfb0 to 0xec9ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b9bd80 INFO: task kworker/1:394:5997 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c9bfb000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:858a4800 r8:85775fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: c9efa000 df991000 00000001 80239b98 7f1fb000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r5:858a5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576f6c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec617000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859a9b8c r4:859a9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859a9b8c r4:85037000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a5400 r8:8503702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037000 r8:80287e08 r7:ec9e5e60 r6:850c1b00 r5:858a5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e9fb0 to 0xec9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b9be80 INFO: task kworker/1:396:6000 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ca4a3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:397:6002 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:397 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000013 r6:ec9f5d8c r5:858a6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859aab8c r4:859aa800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859aab8c r4:85037080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a6000 r8:850370ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037080 r8:80287e08 r7:ec9e5e60 r6:850c1b80 r5:858a6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9f5fb0 to 0xec9f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f2a80 INFO: task kworker/1:397:6002 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) r4:e0781dc0 r5:00001000 r4:e07a5000 r4:850b7e80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859aa38c r4:859aa000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) Exception stack(0xe0781fb0 to 0xe0781ff8) Workqueue: events bpf_prog_free_deferred [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d20: ca96a000 df991000 00000001 80239b98 7f1fb000 00000001 r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:400:6009 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:400 state:D stack:0 pid:6009 tgid:6009 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:84939800 r4:84939800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84939800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850324c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84939800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca1d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859aaf8c r4:859aac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859aaf8c r4:85037200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84939800 r8:8503722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037200 r8:80287e08 r7:ec9f5e60 r6:850c1d00 r5:84939800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca29fb0 to 0xeca29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850323c0 INFO: task kworker/1:400:6009 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85976000 r8:850372ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: cb15c000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:402:6013 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:402 state:D stack:0 pid:6013 tgid:6013 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca21d84 r8:00000002 r7:60000113 r6:eca21d8c r5:85976c00 r4:85976c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85976c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85032600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85976c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca2f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ab38c r4:859ab000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ab38c r4:85037380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85976c00 r8:850373ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037380 r8:80287e08 r7:ec9d5e60 r6:85037400 r5:85976c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca21fb0 to 0xeca21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85032640 INFO: task kworker/1:402:6013 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:403:6014 blocked for more than 468 seconds. r4:85975400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xec9d1fb0 to 0xec9d1ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cb3a1000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:404:6018 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:404 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca39d84 r8:00000002 r7:60000113 r6:eca39d8c r5:85978000 r4:85978000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85978000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85032cc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85978000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca57000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b038c r4:859b0000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b038c r4:85037580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85978000 r8:850375ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037580 r8:80287e08 r7:ec9d5e60 r6:85037600 r5:85978000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca39fb0 to 0xeca39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85032900 INFO: task kworker/1:404:6018 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cb4ff000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:85978c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85978c00 r8:850376ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cb4ff000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:406:6021 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:406 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:85979800 r4:85979800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85979800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85032d80 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b078c r4:859b0400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85037780 Exception stack(0xeca55fb0 to 0xeca55ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0113 r4:80239bb0 r4:e0781dc0 r5:00001000 r4:e07a5000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:407:6023 blocked for more than 468 seconds. r4:8597a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8597a400 r8:850378ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037880 r8:80287e08 r7:eca55e60 r6:85037900 r5:8597a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca41fb0 to 0xeca41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85032dc0 INFO: task kworker/1:407:6023 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cbca0000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:408:6025 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:408 state:D stack:0 pid:6025 tgid:6025 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca61d84 r8:00000002 r7:60000113 r6:eca61d8c r5:8597b000 r4:8597b000 r5:8597b000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8440 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xeca61fb0 to 0xeca61ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8597d400 r4:8291a680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca7b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b138c r4:859b1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b138c r4:85037a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8597d400 r8:85037aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037a80 r8:80287e08 r7:eca61e60 r6:85037b00 r5:8597d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca85fb0 to 0xeca85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba8200 INFO: task kworker/1:409:6027 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cbe13000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:410 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 r5:00001000 r4:eca91000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8597bc00 r8:85037bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8597e000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8597e000 r7:00000000 r6:83018200 r5:00001000 r4:7f12f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaa5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b238c r4:859b2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b238c r4:85037c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8597e000 r8:85037cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037c80 r8:80287e08 r7:eca69e60 r6:85037d00 r5:8597e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca75fb0 to 0xeca75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba8540 INFO: task kworker/1:411:6033 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cc482000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:412:6034 blocked for more than 468 seconds. r5:8597ec00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859b1f8c r4:859b1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85037d80 Exception stack(0xeca9dfb0 to 0xeca9dff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca99e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba8a40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8597c800 r7:00000000 r6:83018200 r5:00001000 r4:7f131000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecab3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b278c r4:859b2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b278c r4:85037e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8597c800 r8:85037eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85037e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85037e80 r8:80287e08 r7:eca75e60 r6:85037f00 r5:8597c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca99fb0 to 0xeca99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84ba88c0 INFO: task kworker/1:413:6037 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cc854000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:414:6039 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:414 state:D stack:0 pid:6039 tgid:6039 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 r5:859b2f8c r4:859b2c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85980000 r8:85037fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:415:6041 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:415 state:D stack:0 pid:6041 tgid:6041 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecabdd84 r8:00000002 r7:60000013 r6:ecabdd8c r5:85980c00 r4:85980c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85980c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859b2b8c r4:859b2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85980c00 r8:84bcc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecabdfb0 to 0xecabdff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:85981800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859b338c r4:859b3000 r10:61c88647 r9:85981800 r8:84bcc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec74de08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85982400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2c9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b378c r4:859b3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b378c r4:84bcc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85982400 r8:84bcc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bcc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bcc280 r8:80287e08 r7:ecaa9e60 r6:84bcc300 r5:85982400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec74dfb0 to 0xec74dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850f2cc0 INFO: task kworker/1:417:6046 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cce26000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:418:6047 blocked for more than 468 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:418 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000013 r6:ec8c9d8c r5:85983000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020000 r5:859b3b8c r4:859b3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bcc380 Exception stack(0xec8c9fb0 to 0xec8c9ff8) INFO: task kworker/1:418:6047 is blocked on a mutex likely owned by task kworker/0:298:3910. Exception stack(0xe0781d28 to 0xe0781d70) r5:800f0113 r4:80239bb0 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:419:6049 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:419 state:D stack:0 pid:6049 tgid:6049 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8ddd84 r8:00000002 r7:60000113 r6:ec8ddd8c r5:85983c00 r4:85983c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85983c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850201c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85983c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb885000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859b3f8c r4:859b3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859b3f8c r4:84bcc480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85983c00 r8:84bcc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bcc480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bcc480 r8:80287e08 r7:ec8c9e60 r6:84bcc500 r5:85983c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8ddfb0 to 0xec8ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850200c0 INFO: task kworker/1:419:6049 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cd5a9000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:420 state:D stack:0 pid:6051 tgid:6051 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020340 r5:859c038c r4:859c0000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bcc580 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: cd8f3000 df991000 00000001 80239b98 7f1fb000 00000001 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:421:6053 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:421 state:D stack:0 pid:6053 tgid:6053 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec94dd84 r8:00000002 r7:60000013 r6:ec94dd8c r5:85985400 r4:85985400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85985400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850208c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85985400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcdb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c138c r4:859c1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c138c r4:84bcc680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85985400 r8:84bcc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bcc680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xec94dfb0 to 0xec94dff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0113 r4:80239bb0 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c078c r4:859c0400 r7:ddde2d80 r6:83018200 r5:859c078c r4:84bcc780 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: cdb3f000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:423:6057 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:423 state:D stack:0 pid:6057 tgid:6057 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecad5d84 r8:00000002 r7:60000013 r6:ecad5d8c r5:8493d400 r4:8493d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8493d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8493d400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9e5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c0b8c r4:859c0800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c0b8c r4:84bcc800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8493d400 r8:84bcc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bcc800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bcc800 r8:80287e08 r7:ec94de60 r6:850c1e00 r5:8493d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecad5fb0 to 0xecad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85020400 INFO: task kworker/1:423:6057 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cdf68000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c0f8c r4:859c0c00 r7:ddde2d80 r6:83018200 r5:859c0f8c r4:84bcc880 r10:00000000 r9:84bcc880 r8:80287e08 r7:ec94de60 r6:850c1e80 r5:8493ec00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0113 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:425:6060 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:425 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecae1d84 r8:00000002 r7:60000013 r6:ecae1d8c r5:8493b000 r4:8493b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8493b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020d00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8493b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec699000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c1f8c r4:859c1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c1f8c r4:84bcc900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8493b000 r8:84bcc92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bcc900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bcc900 r8:80287e08 r7:ec94de60 r6:850c1f00 r5:8493b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecae1fb0 to 0xecae1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85020780 INFO: task kworker/1:425:6060 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:426 state:D stack:0 pid:6063 tgid:6063 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaede08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:859c178c r4:859c1400 r10:61c88647 r9:8493e000 r8:84bcc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cebfe000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:427:6064 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:427 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000013 r6:ecaf1d8c r5:8493bc00 r4:8493bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8493bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020b00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8493bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec677000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c1b8c r4:859c1800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c1b8c r4:84bcca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8493bc00 r8:84bcca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bcca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bcca00 r8:80287e08 r7:ecae1e60 r6:8502f000 r5:8493bc00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: cecee000 df991000 00000001 80239b98 7f1fb000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:84938c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84938c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c238c r4:859c2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c238c r4:84bcca80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84938c00 r8:84bccaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bcca80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bcca80 r8:80287e08 r7:ecae1e60 r6:8502f080 r5:84938c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecac5fb0 to 0xecac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85020bc0 INFO: task kworker/1:428:6067 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cecee000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:429:6070 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:429 state:D stack:0 pid:6070 tgid:6070 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecaf9d84 r8:00000002 r7:60000013 r6:ecaf9d8c r5:858a1800 r4:858a1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:858a1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:858a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6b3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c278c r4:859c2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c278c r4:84bccb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:858a1800 r8:84bccb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bccb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bccb00 r8:80287e08 r7:ecac5e60 r6:8502f100 r5:858a1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaf9fb0 to 0xecaf9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cf4c6000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c3b8c r4:859c3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85168c00 r8:84bccbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb01fb0 to 0xecb01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85033fc0 INFO: task kworker/1:430:6072 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cf4c6000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9fe40 r5:859c2b8c r4:859c2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85169800 r8:84bccc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d20: cf8ff000 df991000 00000001 80239b98 7f1fb000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:432:6075 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:432 state:D stack:0 pid:6075 tgid:6075 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb0dd84 r8:00000002 r7:60000113 r6:ecb0dd8c r5:85168000 r4:85168000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85168000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503a040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85168000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:859c2f8c r4:859c2c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c2f8c r4:84bccc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85168000 r8:84bcccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bccc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bccc80 r8:80287e08 r7:ecb01e60 r6:8502f280 r5:85168000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb0dfb0 to 0xecb0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503a080 INFO: task kworker/1:432:6075 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: cf8ff000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:433:6077 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:433 state:D stack:0 pid:6077 tgid:6077 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb15d84 r8:00000002 r7:60000113 r6:ecb15d8c r5:8516a400 r5:8516a400 r4:8291a680 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c338c r4:859c3000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c338c r4:84bccd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bccd00 r8:80287e08 r7:ecb01e60 r6:8502f300 r5:8516a400 r4:00000000 r4:82ac21e4 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c378c r4:859c3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c378c r4:84bccd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516b000 r8:84bccdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bccd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bccd80 r8:80287e08 r7:ecb01e60 r6:8502f380 r5:8516b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb1dfb0 to 0xecb1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503a1c0 INFO: task kworker/1:434:6079 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d01a4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:435:6082 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:435 state:D stack:0 pid:6082 tgid:6082 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb25e08 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c438c r4:859c4000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c438c r4:84bcce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bcce00 r8:80287e08 r7:ecb01e60 r6:8502f400 r5:8516bc00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d20: d01a4000 df991000 00000001 80239b98 7f1fb000 00000001 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r5:00001000 r4:e07a5000 r5:850a238c r4:850a2000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:436:6083 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:436 state:D stack:0 pid:6083 tgid:6083 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb29d84 r8:00000002 r7:60000013 r6:ecb29d8c r5:8516d400 r4:8516d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb29e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503a600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec721000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c3f8c r4:859c3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c3f8c r4:84bcce80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516d400 r8:84bcceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bcce80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bcce80 r8:80287e08 r7:ecb25e60 r6:8502f480 r5:8516d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb29fb0 to 0xecb29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503a400 INFO: task kworker/1:436:6083 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d01a4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850e4700 task:kworker/1:437 state:D stack:0 pid:6086 tgid:6086 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8516e000 r5:8516e000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb2de08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8593878c r4:85938400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8593878c r4:84bccf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516e000 r8:84bccf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bccf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bccf00 r8:80287e08 r7:ecb25e60 r6:8502f500 r5:8516e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb2dfb0 to 0xecb2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503a680 INFO: task kworker/1:437:6086 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d058c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:438:6088 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:438 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb19d84 r8:00000002 r7:60000013 r6:ecb19d8c r5:8516ec00 r4:8516ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc09c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8516ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec757000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3838c r4:84a38000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84a3838c r4:84bccf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516ec00 r8:84bccfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bccf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bccf80 r8:80287e08 r7:ecb2de60 r6:8502f580 r5:8516ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb19fb0 to 0xecb19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503a800 INFO: task kworker/1:438:6088 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d058c000 df991000 00000001 80239b98 7f1fb000 00000001 r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:439 state:D stack:0 pid:6091 tgid:6091 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecae9d84 r8:00000002 r7:60000113 r6:ecae9d8c r5:8516c800 r4:8516c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8516c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85020c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8516c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb0d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c538c r4:859c5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c538c r4:850c4000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8516c800 r8:850c402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4000 r8:80287e08 r7:ecb2de60 r6:8502f600 r5:8516c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecae9fb0 to 0xecae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503a880 INFO: task kworker/1:439:6091 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d0912000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:440:6095 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:440 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ec8c5d84 r8:00000002 r7:60000113 r6:ec8c5d8c r5:84936c00 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503ad00 r5:859c478c r4:859c4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c478c r4:850c4080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850c4080 r8:80287e08 r7:ecae9e60 r6:8502f680 r5:84936c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d20: d0912000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0781fb0 to 0xe0781ff8) task:kworker/1:441 state:D stack:0 pid:6099 tgid:6099 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 r5:00001000 r4:eba29000 r5:859c4b8c r4:859c4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85900000 r8:850c412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4100 r8:80287e08 r7:ecae9e60 r6:8502f700 r5:85900000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9edfb0 to 0xec9edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503ac00 INFO: task kworker/1:441:6099 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d0c94000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:442:6105 blocked for more than 469 seconds. Workqueue: events bpf_prog_free_deferred r5:85902400 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb35e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c4f8c r4:859c4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xecb35fb0 to 0xecb35ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:443:6107 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:443 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85903000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c638c r4:859c6000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:850c4200 Exception stack(0xecb3dfb0 to 0xecb3dff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8503a680 INFO: task kworker/1:443:6107 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d111e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:444 state:D stack:0 pid:6108 tgid:6108 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:859c578c r4:859c5400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850c4280 r8:80287e08 r7:ecb3de60 r6:8502f880 r5:85901800 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:445:6110 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:445 state:D stack:0 pid:6110 tgid:6110 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb49d84 r8:00000002 r7:60000113 r6:ecb49d8c r5:85900c00 r4:85900c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85900c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb49e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8b0c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85900c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb5d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c5b8c r4:859c5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c5b8c r4:850c4300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85900c00 r8:850c432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4300 r8:80287e08 r7:ecb3de60 r6:8502f900 r5:85900c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Call trace: r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:446:6112 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:85905400 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859c5f8c r4:859c5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: d1523000 df991000 00000001 80239b98 7f1fb000 00000001 r4:e0781dc0 r5:00001000 r4:e07a5000 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:85906000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c6b8c r4:859c6800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84140000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 r5:859c678c r4:859c6400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c678c r4:850c4480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84140000 r8:850c44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4480 r8:80287e08 r7:ecb55e60 r6:8502fa80 r5:84140000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb61fb0 to 0xecb61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b8b580 INFO: task kworker/1:448:6119 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d178e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:449:6120 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:449 state:D stack:0 pid:6120 tgid:6120 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:84140c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 r9:83018205 r8:84140c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r5:859c6f8c r4:859c6c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:450:6122 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:450 state:D stack:0 pid:6122 tgid:6122 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:84142400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c738c r4:859c7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84142400 r8:850c45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:e0781dc0 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:850a238c r4:850a2000 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:451 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84143c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 r5:859c7f8c r4:859c7c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c7f8c r4:850c4600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84143c00 r8:850c462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4600 r8:80287e08 r7:ecb6de60 r6:8502fc00 r5:84143c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb75fb0 to 0xecb75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b8ba40 INFO: task kworker/1:451:6124 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d2014000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:452:6125 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:452 state:D stack:0 pid:6125 tgid:6125 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb79d84 r8:00000002 r7:60000113 r6:ecb79d8c r5:84141800 r4:84141800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84141800 r4:8291a680 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c778c r4:859c7400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c778c r4:850c4680 r10:61c88647 r9:84141800 r8:850c46ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:00000000 1d20: d23a8000 df991000 00000001 80239b98 7f1fb000 00000001 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:453:6127 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:453 state:D stack:0 pid:6127 tgid:6127 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb81d84 r8:00000002 r7:60000013 r6:ecb81d8c r5:84143000 r4:84143000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84143000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb81e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8bb40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84143000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd9d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c7b8c r4:859c7800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c7b8c r4:850c4700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84143000 r8:850c472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4700 r8:80287e08 r7:ecb75e60 r6:8502fd00 r5:84143000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb81fb0 to 0xecb81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b8b9c0 INFO: task kworker/1:453:6127 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d20: d23a8000 df991000 00000001 80239b98 7f1fb000 00000001 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84144800 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8503af40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84144800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec789000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c8f8c r4:859c8c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c8f8c r4:850c4780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84144800 r8:850c47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4780 r8:80287e08 r7:ecb75e60 r6:8502fd80 r5:84144800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb8dfb0 to 0xecb8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b8bcc0 INFO: task kworker/1:454:6130 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d26df000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:859c838c r4:859c8000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c838c r4:850c4800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:455:6132 is blocked on a mutex likely owned by task kworker/0:298:3910. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d26df000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:456:6133 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:456 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000013 r6:ecb99d8c r5:84146c00 r4:84146c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84146c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8417c5c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84146c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 r5:859c878c r4:859c8400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c878c r4:850c4880 r10:61c88647 r9:84146c00 r8:850c48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:457:6135 blocked for more than 469 seconds. Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecba1d84 r8:00000002 r7:60000113 r6:ecba1d8c r5:85906c00 r4:85906c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85906c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85723a00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85906c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec619000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c8b8c r4:859c8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c8b8c r4:850c4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85906c00 r8:850c492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4900 r8:80287e08 r7:ecb8de60 r6:8502ff00 r5:85906c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecba1fb0 to 0xecba1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b8bec0 INFO: task kworker/1:457:6135 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d2a5c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:458:6137 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:458 state:D stack:0 pid:6137 tgid:6137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecba9d84 r8:00000002 r7:60000113 r6:ecba9d8c r5:85904800 r4:85904800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85904800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85714180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:859c978c r4:859c9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c978c r4:850c4980 r10:61c88647 r9:85904800 r8:850c49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:459:6139 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:459 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca2dd84 r8:00000002 r7:60000113 r6:eca2dd8c r5:85910000 r4:85910000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85910000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85714040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85910000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb1b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859c938c r4:859c9000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c938c r4:850c4a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85910000 r8:850c4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4a00 r8:80287e08 r7:ecba9e60 r6:85711000 r5:85910000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:460 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 r4:00000000 r5:859c9b8c r4:859c9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:461:6143 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:461 state:D stack:0 pid:6143 tgid:6143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbb1d84 r8:00000002 r7:60000013 r6:ecbb1d8c r5:85913000 r4:85913000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85913000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85714380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85913000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859c9f8c r4:859c9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859c9f8c r4:850c4b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xecbb1fb0 to 0xecbb1ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85912400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 r5:859ca38c r4:859ca000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d3619000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:463:6148 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:463 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbbdd84 r8:00000002 r7:60000113 r6:ecbbdd8c r5:85914800 r4:85914800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85914800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85714700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85914800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9d3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ca78c r4:859ca400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ca78c r4:850c4c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85914800 r8:850c4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4c00 r8:80287e08 r7:ecbb9e60 r6:85711200 r5:85914800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:464:6150 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:464 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbb5d84 r8:00000002 r7:60000113 r6:ecbb5d8c r5:8598a400 r4:8598a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8598a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85714a00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8598a400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec663000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859caf8c r4:859cac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859caf8c r4:850c4c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598a400 r8:850c4cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4c80 r8:80287e08 r7:ecbbde60 r6:850c4d00 r5:8598a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbb5fb0 to 0xecbb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85714640 INFO: task kworker/1:464:6150 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d393d000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:8598b000 r4:00000000 r4:00000000 r5:859cab8c r4:859ca800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cab8c r4:850c4d80 r10:61c88647 r9:8598b000 r8:850c4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:466 state:D stack:0 pid:6154 tgid:6154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbc1d84 r8:00000002 r7:60000013 r6:ecbc1d8c r5:85989800 r4:85989800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85989800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85714e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85989800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6ad000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cb78c r4:859cb400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cb78c r4:850c4e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85989800 r8:850c4eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:850c4e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850c4e80 r8:80287e08 r7:ecbb5e60 r6:850c4f00 r5:85989800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbc1fb0 to 0xecbc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857149c0 INFO: task kworker/1:466:6154 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d3c98000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecbc5d84 r8:00000002 r7:60000013 r6:ecbc5d8c r5:8598c800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:859cb38c r4:859cb000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8598c800 r8:850c4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:468:6159 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:468 state:D stack:0 pid:6159 tgid:6159 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbcdd84 r8:00000002 r7:60000113 r6:ecbcdd8c r5:85916000 r4:85916000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85916000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc0e40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85916000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6b9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cbb8c r4:859cb800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cbb8c r4:8570e080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85916000 r8:8570e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570e080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570e080 r8:80287e08 r7:ecbc1e60 r6:85711280 r5:85916000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbcdfb0 to 0xecbcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85714e40 INFO: task kworker/1:468:6159 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000113 r6:ecbc9d8c r5:85988000 r4:00000000 r4:00000000 r5:859cbf8c r4:859cbc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cbf8c r4:8570e100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85988000 r8:8570e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570e100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570e100 r8:80287e08 r7:ecbcde60 r6:8570e180 r5:85988000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbc9fb0 to 0xecbc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85708000 INFO: task kworker/1:469:6161 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d4310000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:8598d400 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cc78c r4:859cc400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cc78c r4:8570e200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598d400 r8:8570e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570e200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570e200 r8:80287e08 r7:ecbc9e60 r6:8570e280 r5:8598d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca09fb0 to 0xeca09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85708000 INFO: task kworker/1:470:6163 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d4575000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:859cc38c r4:859cc000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8570e300 r8:80287e08 r7:eca09e60 r6:8570e380 r5:8598e000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d4575000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:472:6167 blocked for more than 469 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec72f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ccb8c r4:859cc800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ccb8c r4:8570e400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598ec00 r8:8570e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570e400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570e400 r8:80287e08 r7:eca09e60 r6:8570e480 r5:8598ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd5fb0 to 0xecbd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85988c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ccf8c r4:859ccc00 r7:ddde2d80 r6:83018200 r5:859ccf8c r4:8570e500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85988c00 r8:8570e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570e500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570e500 r8:80287e08 r7:ecbd5e60 r6:8570e580 r5:85988c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd9fb0 to 0xecbd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85708500 INFO: task kworker/1:473:6169 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d498e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe5d84 r8:00000002 r7:60000113 r6:ecbe5d8c r5:8598bc00 r4:8598bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8598bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708ec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8598bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7c9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cdf8c r4:859cdc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cdf8c r4:8570e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598bc00 r8:8570e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570e600 r8:80287e08 r7:ecbd9e60 r6:8570e680 r5:8598bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe5fb0 to 0xecbe5ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r4:850b7e80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85986000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 r5:859cdb8c r4:859cd800 r7:ddde2d80 r6:83018200 r5:859cdb8c r4:8570e700 Exception stack(0xecbedfb0 to 0xecbedff8) r4:85708a00 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d513c000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:476:6179 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:476 state:D stack:0 pid:6179 tgid:6179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe9d84 r8:00000002 r7:60000113 r6:ecbe9d8c r5:85986c00 r4:85986c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85986c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85708a80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85986c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ce38c r4:859ce000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ce38c r4:8570e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85986c00 r8:8570e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570e800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570e800 r8:80287e08 r7:ecbe5e60 r6:8570e880 r5:85986c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:477:6181 blocked for more than 470 seconds. r4:859e0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbdde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec80f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ce78c r4:859ce400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ce78c r4:8570e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e0000 r8:8570e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570e900 r8:80287e08 r7:ecbe9e60 r6:8570e980 r5:859e0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbddfb0 to 0xecbddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85708e00 INFO: task kworker/1:477:6181 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d55ad000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ecbf1d84 r8:00000002 r7:60000113 r6:ecbf1d8c r5:859e0c00 r4:00000000 r4:00000000 r5:859ceb8c r4:859ce800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ceb8c r4:8570ea00 r10:61c88647 r9:859e0c00 r8:8570ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d55ad000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:479:6185 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:479 state:D stack:0 pid:6185 tgid:6185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000013 r6:ecbf5d8c r5:859e1800 r4:859e1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec83d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cef8c r4:859cec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cef8c r4:8570eb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e1800 r8:8570eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570eb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570eb00 r8:80287e08 r7:ecbf1e60 r6:8570eb80 r5:859e1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbf5fb0 to 0xecbf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:480:6187 blocked for more than 470 seconds. r5:859e2400 r4:8291a680 r4:00000000 r9:83018205 r8:859e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 r5:859cf38c r4:859cf000 r7:ddde2d80 r6:83018200 r5:859cf38c r4:8570ec00 r10:00000000 r9:8570ec00 r8:80287e08 r7:ecbf5e60 r6:8570ec80 r5:859e2400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:481:6189 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:481 state:D stack:0 pid:6189 tgid:6189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbfdd84 r8:00000002 r7:60000113 r6:ecbfdd8c r5:859e3000 r4:859e3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec85f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cf78c r4:859cf400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cf78c r4:8570ed00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e3000 r8:8570ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570ed00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570ed00 r8:80287e08 r7:ecbf9e60 r6:8570ed80 r5:859e3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbfdfb0 to 0xecbfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85701440 INFO: task kworker/1:481:6189 is blocked on a mutex likely owned by task kworker/0:298:3910. r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:859cfb8c r4:859cf800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859e3c00 r8:8570ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:483:6193 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:483 state:D stack:0 pid:6193 tgid:6193 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc05d84 r8:00000002 r7:60000113 r6:ecc05d8c r5:859e4800 r4:859e4800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e4800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0b7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d438c r4:859d4000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859d438c r4:8570ef00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e4800 r8:8570ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8570ef00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8570ef00 r8:80287e08 r7:ecc01e60 r6:8570ef80 r5:859e4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc05fb0 to 0xecc05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85701700 INFO: task kworker/1:483:6193 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d69ee000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: r5:859e5400 r4:8291a680 r4:00000000 r9:83018205 r8:859e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 r5:859cff8c r4:859cfc00 r10:61c88647 r9:859e5400 r8:856f002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d6b5e000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:485:6197 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:485 state:D stack:0 pid:6197 tgid:6197 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:859e6000 r4:859e6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:859e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 r5:859d478c r4:859d4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:856f0100 Exception stack(0xecb59fb0 to 0xecb59ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecb71d84 r8:00000002 r7:60000113 r6:ecb71d8c r5:859e6c00 r4:00000000 r4:00000000 r5:859d4f8c r4:859d4c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:856f0200 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d75b4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:487:6201 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:487 state:D stack:0 pid:6201 tgid:6201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb7dd84 r8:00000002 r7:60000013 r6:ecb7dd8c r5:859e8000 r4:859e8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859e8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:859d4b8c r4:859d4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xecb7dfb0 to 0xecb7dff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:859e8c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba1f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d538c r4:859d5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859d538c r4:856f0400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859e8c00 r8:856f042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f0400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f0400 r8:80287e08 r7:ecb71e60 r6:856f0480 r5:859e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe1fb0 to 0xecbe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85701f80 INFO: task kworker/1:488:6202 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d75b4000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:859e9800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 r5:00001000 r4:ebac7000 r5:859d578c r4:859d5400 r7:ddde2d80 r6:83018200 r5:859d578c r4:856f0500 r10:00000000 r9:856f0500 r8:80287e08 r7:ecbe1e60 r6:856f0580 r5:859e9800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b69280 INFO: task kworker/1:489:6206 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d79ff000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:490:6207 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:490 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:859ea400 r4:00000000 r4:00000000 r5:859d5b8c r4:859d5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859d5b8c r4:856f0600 r10:61c88647 r9:859ea400 r8:856f062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r4:850b7e80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:859eb000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:859d638c r4:856f0700 Exception stack(0xecc11fb0 to 0xecc11ff8) Workqueue: events bpf_prog_free_deferred [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d7f01000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:492:6211 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:492 state:D stack:0 pid:6211 tgid:6211 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc1dd84 r8:00000002 r7:60000113 r6:ecc1dd8c r5:85913c00 r4:85913c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85913c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69400 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85913c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb6d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d5f8c r4:859d5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859d5f8c r4:856f0800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85913c00 r8:856f082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f0800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f0800 r8:80287e08 r7:ecc11e60 r6:85711300 r5:85913c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc1dfb0 to 0xecc1dff8) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85915400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r5:859d678c r4:859d6400 r7:ddde2d80 r6:83018200 r5:859d678c r4:856f0880 r10:00000000 r9:856f0880 r8:80287e08 r7:ecc11e60 r6:85711380 r5:85915400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:494:6215 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:494 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc2dd84 r8:00000002 r7:60000113 r6:ecc2dd8c r5:84145400 r4:84145400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84145400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc2de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b698c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84145400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc4d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:859d6b8c r4:859d6800 r7:ddde2d80 r6:83018200 r5:859d6b8c r4:856f0900 r10:00000000 r9:856f0900 r8:80287e08 r7:ecc25e60 r6:85711400 r5:84145400 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:859d6f8c r4:859d6c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85910c00 r8:856f09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f0980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f0980 r8:80287e08 r7:ecc2de60 r6:85711480 r5:85910c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc39fb0 to 0xecc39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b69800 INFO: task kworker/1:495:6218 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d89cf000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:496:6219 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:496 state:D stack:0 pid:6219 tgid:6219 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85916c00 r4:8291a680 r4:00000000 r4:00000000 r5:00001000 r4:ebd75000 r5:859d738c r4:859d7000 r7:ddde2d80 r6:83018200 r5:859d738c r4:856f0a00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:497 state:D stack:0 pid:6221 tgid:6221 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc45d84 r8:00000002 r7:60000113 r6:ecc45d8c r5:85180c00 r4:85180c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85180c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc45e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85180c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebda7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859d778c r4:859d7400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859d778c r4:856f0a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85180c00 r8:856f0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f0a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f0a80 r8:80287e08 r7:ecc3de60 r6:85711580 r5:85180c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc45fb0 to 0xecc45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b69ac0 INFO: task kworker/1:497:6221 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d8d20000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 r5:850a238c r4:850a2000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:498:6222 blocked for more than 470 seconds. r4:85181800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc49e08 r4:00000000 r5:859d7b8c r4:859d7800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856f0b80 r8:80287e08 r7:ecc45e60 r6:85711600 r5:85181800 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85180000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85180000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85180000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec87b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529478c r4:85294400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529478c r4:856f0b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85180000 r8:856f0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f0b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f0b00 r8:80287e08 r7:ecc49e60 r6:85711680 r5:85180000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc51fb0 to 0xecc51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b69c40 INFO: task kworker/1:499:6224 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d948b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:859d7f8c r4:859d7c00 r10:61c88647 r9:85183c00 r8:856f0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:e07a5000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:501 state:D stack:0 pid:6228 tgid:6228 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85183000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec787000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529438c r4:85294000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529438c r4:856f0c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85183000 r8:856f0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f0c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f0c80 r8:80287e08 r7:ecc51e60 r6:85711780 r5:85183000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc61fb0 to 0xecc61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b69e80 INFO: task kworker/1:501:6228 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d9801000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:502:6230 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:502 state:D stack:0 pid:6230 tgid:6230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc69d84 r8:00000002 r7:60000113 r6:ecc69d8c r5:85182400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc69e08 r5:00001000 r4:ec895000 r5:85294f8c r4:85294c00 r7:ddde2d80 r6:83018200 r5:85294f8c r4:856f0d00 Exception stack(0xecc69fb0 to 0xecc69ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ecc71d84 r8:00000002 r7:60000113 r6:ecc71d8c r5:85184800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85184800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec883000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85294b8c r4:85294800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85294b8c r4:856f0d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85184800 r8:856f0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f0d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f0d80 r8:80287e08 r7:ecc69e60 r6:85711880 r5:85184800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc71fb0 to 0xecc71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7f100 INFO: task kworker/1:503:6232 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d9d11000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ecc7dd84 r8:00000002 r7:60000013 r6:ecc7dd8c r5:85185400 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85295b8c r4:85295800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856f0e00 r8:80287e08 r7:ecc69e60 r6:85711900 r5:85185400 r4:84b7f1c0 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:505:6236 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:505 state:D stack:0 pid:6236 tgid:6236 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc81d84 r8:00000002 r7:60000013 r6:ecc81d8c r5:85186000 r4:85186000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85186000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85186000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8a1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529538c r4:85295000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529538c r4:856f0e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85186000 r8:856f0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856f0e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856f0e80 r8:80287e08 r7:ecc7de60 r6:85711980 r5:85186000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc81fb0 to 0xecc81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7f3c0 INFO: task kworker/1:505:6236 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: d9dfe000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:85186c00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:8529578c r4:85295400 r10:61c88647 r9:85186c00 r8:856f0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:507:6241 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:507 state:D stack:0 pid:6241 tgid:6241 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc8dd84 r8:00000002 r7:60000113 r6:ecc8dd8c r5:85868000 r4:85868000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85868000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7f980 r5:85295f8c r4:85295c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85868000 r8:856f0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85868c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7fe40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85868c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec941000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85296f8c r4:85296c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85296f8c r4:848f0000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85868c00 r8:848f002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0000 r8:80287e08 r7:ecc8de60 r6:85711b00 r5:85868c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc85fb0 to 0xecc85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7f8c0 INFO: task kworker/1:508:6244 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: da69b000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:509:6246 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:509 state:D stack:0 pid:6246 tgid:6246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc91d84 r8:00000002 r7:60000013 r6:ecc91d8c r5:85869800 r4:85869800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85869800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7fa40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85869800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8529638c r4:85296000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:848f0080 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:510:6247 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:510 state:D stack:0 pid:6247 tgid:6247 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc95d84 r8:00000002 r7:60000113 r6:ecc95d8c r5:8586a400 r4:8586a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8586a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7fc80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8586a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec923000 r5:8529678c r4:85296400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8586a400 r8:848f012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:511:6251 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:511 state:D stack:0 pid:6251 tgid:6251 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc15d84 r8:00000002 r7:60000013 r6:ecc15d8c r5:8586b000 r4:8586b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8586b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc15e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7fd80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8586b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec92f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85296b8c r4:85296800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85296b8c r4:848f0180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8586b000 r8:848f01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0180 r8:80287e08 r7:ecc85e60 r6:85711c80 r5:8586b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc15fb0 to 0xecc15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:84b7fbc0 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:512 state:D stack:0 pid:6253 tgid:6253 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8529738c r4:85297000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8529738c r4:848f0200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8586bc00 r8:848f022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0200 r8:80287e08 r7:ecc85e60 r6:85711d00 r5:8586bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc99fb0 to 0xecc99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b7fe80 INFO: task kworker/1:512:6253 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: db0b2000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ecc9dd84 r8:00000002 r7:60000113 r6:ecc9dd8c r5:8586c800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8586c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca33000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85297b8c r4:85297800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85297b8c r4:848f0280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8586c800 r8:848f02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0280 r8:80287e08 r7:ecc99e60 r6:85711d80 r5:8586c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc9dfb0 to 0xecc9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:514 state:D stack:0 pid:6257 tgid:6257 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca1e08 r5:00001000 r4:ec983000 r5:8529778c r4:85297400 r7:ddde2d80 r6:83018200 r5:8529778c r4:848f0300 r10:00000000 r9:848f0300 r8:80287e08 r7:ecc9de60 r6:85711e00 r5:8586d400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85990000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 r5:00001000 r4:eca45000 r5:85297f8c r4:85297c00 r7:ddde2d80 r6:83018200 r5:85297f8c r4:848f0380 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: db5d6000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:516:6266 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:516 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccb9d84 r8:00000002 r7:60000113 r6:eccb9d8c r5:85991800 r4:85991800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85991800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85991800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca51000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528838c r4:85288000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528838c r4:848f0400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:848f0400 r8:80287e08 r7:eccb1e60 r6:85711f00 r5:85991800 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e07a5000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:517 state:D stack:0 pid:6269 tgid:6269 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:8528878c r4:85288400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85993c00 r8:848f04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0480 r8:80287e08 r7:eccb9e60 r6:85711f80 r5:85993c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccc5fb0 to 0xeccc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b50600 INFO: task kworker/1:517:6269 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: db910000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:518:6270 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:518 state:D stack:0 pid:6270 tgid:6270 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r5:85990c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85288b8c r4:85288800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85288b8c r4:848f0500 r10:00000000 r9:848f0500 r8:80287e08 r7:eccc5e60 r6:84b7d000 r5:85990c00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecccde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50800 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85992400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca7d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85288f8c r4:85288c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85288f8c r4:848f0580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85992400 r8:848f05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0580 r8:80287e08 r7:eccc9e60 r6:84b7d080 r5:85992400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecccdfb0 to 0xecccdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b50840 INFO: task kworker/1:519:6271 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: dbead000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85995400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85289b8c r4:85289800 r7:ddde2d80 r6:83018200 r5:85289b8c r4:848f0600 r10:00000000 r9:848f0600 r8:80287e08 r7:ecccde60 r6:84b7d100 r5:85995400 Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85993000 r4:8291a680 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r9:83018205 r8:85993000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca89000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528938c r4:85289000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528938c r4:848f0680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85993000 r8:848f06ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0680 r8:80287e08 r7:eccd5e60 r6:84b7d180 r5:85993000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccd9fb0 to 0xeccd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b50740 INFO: task kworker/1:521:6274 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: dc240000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:522 state:D stack:0 pid:6275 tgid:6275 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8528978c r4:848f0700 Exception stack(0xeccddfb0 to 0xeccddff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:523:6278 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:523 state:D stack:0 pid:6278 tgid:6278 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecce1d84 r8:00000002 r7:60000013 r6:ecce1d8c r5:85996c00 r4:85996c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85996c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b50dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85996c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecacb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85289f8c r4:85289c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85289f8c r4:848f0780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85996c00 r8:848f07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0780 r8:80287e08 r7:eccd5e60 r6:84b7d280 r5:85996c00 1fa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:85994800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce5e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:8528a38c r4:8528a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85994800 r8:848f082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b82240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8586ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecafd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528a78c r4:8528a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528a78c r4:848f0880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8586ec00 r8:848f08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0880 r8:80287e08 r7:ecce5e60 r6:84b7d380 r5:8586ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecce9fb0 to 0xecce9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b50f40 INFO: task kworker/1:525:6283 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: dca89000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:8528ab8c r4:8528a800 r7:ddde2d80 r6:83018200 r5:8528ab8c r4:848f0900 Exception stack(0xeccadfb0 to 0xeccadff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: dcdc3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8528af8c r4:8528ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528af8c r4:848f0980 r10:61c88647 r9:859ee000 r8:848f09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b52100 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:8528bf8c r4:8528bc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:529:6295 blocked for more than 470 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:529 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb91d84 r8:00000002 r7:60000013 r6:ecb91d8c r5:859eec00 r4:859eec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859eec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb91e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb273000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8528b38c r4:8528b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8528b38c r4:848f0b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859eec00 r8:848f0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0b80 r8:80287e08 r7:eccf9e60 r6:848f0c00 r5:859eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb91fb0 to 0xecb91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b52580 INFO: task kworker/1:529:6295 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: dd546000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:530:6297 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:530 state:D stack:0 pid:6297 tgid:6297 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccfdd84 r8:00000002 r7:60000013 r6:eccfdd8c r5:859ebc00 r4:859ebc00 r5:859ebc00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8528b78c r4:8528b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:848f0c80 dfa0: 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:531:6299 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:531 state:D stack:0 pid:6299 tgid:6299 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccf1d84 r8:00000002 r7:60000113 r6:eccf1d8c r5:859ec800 r4:859ec800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859ec800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52a40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8528bb8c r4:8528b800 r7:ddde2d80 r6:83018200 r5:8528bb8c r4:848f0d80 r10:00000000 r9:848f0d80 r8:80287e08 r7:eccf9e60 r6:848f0e00 r5:859ec800 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec66d000 r5:8587038c r4:85870000 r10:61c88647 r9:85a22400 r8:848f0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ddca3000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:533:6303 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:533 state:D stack:0 pid:6303 tgid:6303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd11d84 r8:00000002 r7:60000013 r6:ecd11d8c r5:85a21800 r4:85a21800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a21800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52e00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a21800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec68b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587078c r4:85870400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8587078c r4:848f0f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a21800 r8:848f0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f0f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f0f00 r8:80287e08 r7:ecd09e60 r6:84b7d500 r5:85a21800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd11fb0 to 0xecd11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b52cc0 INFO: task kworker/1:533:6303 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85a23000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd19e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85870f8c r4:85870c00 r10:61c88647 r9:85a23000 r8:848f0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:535:6306 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:535 state:D stack:0 pid:6306 tgid:6306 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000013 r6:ecd1dd8c r5:85a23c00 r4:85a23c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a23c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd1de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b52fc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85870b8c r4:85870800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85870b8c r4:84b84000 r4:84b84000 dfa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8587178c r4:85871400 r10:61c88647 r9:85a20000 r8:84b840ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:537:6311 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:537 state:D stack:0 pid:6311 tgid:6311 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd29d84 r8:00000002 r7:60000013 r6:ecd29d8c r5:85a25400 r4:85a25400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a25400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd29e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b70000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8587138c r4:85871000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a25400 r8:84b8412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b52380 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:e07a5000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 r5:8587238c r4:85872000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xecd2dfb0 to 0xecd2dff8) r4:854d5080 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:539:6314 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:539 state:D stack:0 pid:6314 tgid:6314 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd31d84 r8:00000002 r7:60000013 r6:ecd31d8c r5:85a26c00 r4:85a26c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a26c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd31e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec75d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85871b8c r4:85871800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85871b8c r4:84b84200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a26c00 r8:84b8422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84200 r8:80287e08 r7:ecd2de60 r6:84b7d800 r5:85a26c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd31fb0 to 0xecd31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d5080 INFO: task kworker/1:539:6314 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: dedbe000 df991000 00000001 80239b98 7f1fb000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:850a238c r4:850a2000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a20c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 r9:83018205 r8:85a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 r5:85871f8c r4:85871c00 r10:61c88647 r9:85a20c00 r8:84b842ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:541:6318 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:541 state:D stack:0 pid:6318 tgid:6318 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:85188c00 r4:85188c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85188c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5640 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85188c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7cb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587278c r4:85872400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8587278c r4:84b84300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85188c00 r8:84b8432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecd41fb0 to 0xecd41ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:00000000 r5:850a238c r4:850a2000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 task:kworker/1:542 state:D stack:0 pid:6322 tgid:6322 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 r9:83018205 r8:85189800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 r5:85872b8c r4:85872800 r10:61c88647 r9:85189800 r8:84b843ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:543 state:D stack:0 pid:6324 tgid:6324 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd45d84 r8:00000002 r7:60000013 r6:ecd45d8c r5:8518a400 r4:8518a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8518a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd45e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8518a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec833000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85872f8c r4:85872c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85872f8c r4:84b84400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8518a400 r8:84b8442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84400 r8:80287e08 r7:ecd21e60 r6:84b7da00 r5:8518a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd45fb0 to 0xecd45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d5580 INFO: task kworker/1:543:6324 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: df497000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:544:6326 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:544 state:D stack:0 pid:6326 tgid:6326 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd49d84 r8:00000002 r7:60000113 r6:ecd49d8c r5:8518b000 r4:8518b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8518b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:8587338c r4:85873000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 800f0113 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8518bc00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8587378c r4:85873400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8518bc00 r8:84b8452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84500 r8:80287e08 r7:ecd49e60 r6:84b7db00 r5:8518bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd4dfb0 to 0xecd4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d5980 INFO: task kworker/1:545:6328 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: df785000 df991000 00000001 80239b98 7f1fb000 00000001 1d40: 82ac15a0 7f1fb000 df991000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e4900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850a238c r4:850a2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850a238c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:546:6329 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:546 state:D stack:0 pid:6329 tgid:6329 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd51d84 r8:00000002 r7:60000113 r6:ecd51d8c r5:8518c800 r4:8518c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8518c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd51e08 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85873b8c r4:85873800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85873b8c r4:84b84580 r4:84b84580 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:547:6332 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:547 state:D stack:0 pid:6332 tgid:6332 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd55d84 r8:00000002 r7:60000113 r6:ecd55d8c r5:8518d400 r4:8518d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8518d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd55e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5d40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8518d400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecac7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85873f8c r4:85873c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85873f8c r4:84b84600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8518d400 r8:84b8462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84600 r8:80287e08 r7:ecd51e60 r6:84b7dc00 r5:8518d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd55fb0 to 0xecd55ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:548:6334 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:548 state:D stack:0 pid:6334 tgid:6334 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000013 r6:ecd5dd8c r5:8518ec00 r4:8518ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8518ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5ec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8518ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb69000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587438c r4:85874000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8587438c r4:84b84680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8518ec00 r8:84b846ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84680 r8:80287e08 r7:ecd55e60 r6:84b7dc80 r5:8518ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:90070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:549 state:D stack:0 pid:6336 tgid:6336 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd65d84 r8:00000002 r7:60000113 r6:ecd65d8c r5:8518e000 r4:8518e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8518e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd65e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc1c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8518e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd79000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85874f8c r4:85874c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85874f8c r4:84b84700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8518e000 r8:84b8472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84700 r8:80287e08 r7:ecd5de60 r6:84b7dd00 r5:8518e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd65fb0 to 0xecd65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854d5e40 INFO: task kworker/1:549:6336 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fbe5000 e07a7000 00000001 80239b98 7f51d000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ecb9b000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587478c r4:85874400 r10:61c88647 r9:85a24800 r8:84b847ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 7fee5000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 Not tainted 6.15.0-rc5-syzkaller #0 r5:84838c00 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85874b8c r4:85874800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85874b8c r4:84b84800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84838c00 r8:84b8482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84800 r8:80287e08 r7:ecd65e60 r6:84b7de00 r5:84838c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd6dfb0 to 0xecd6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b70140 INFO: task kworker/1:551:6339 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 7fee5000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 90070013 ffffffff r5:90070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:552:6343 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:552 state:D stack:0 pid:6343 tgid:6343 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd89d84 r8:00000002 r7:60000013 r6:ecd89d8c r5:84838000 r4:84838000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84838000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd89e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc340 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587538c r4:85875000 r7:ddde2d80 r6:83018200 r5:8587538c r4:84b84880 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 802e5000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:553:6345 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:553 state:D stack:0 pid:6345 tgid:6345 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd8dd84 r8:00000002 r7:60000113 r6:ecd8dd8c r5:8483a400 r4:8483a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd8de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8483a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587578c r4:85875400 r7:ddde2d80 r6:83018200 r5:8587578c r4:84b84900 r10:00000000 r9:84b84900 r8:80287e08 r7:ecd89e60 r6:84b7df00 r5:8483a400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:554:6348 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:554 state:D stack:0 pid:6348 tgid:6348 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecda1d84 r8:00000002 r7:60000113 r6:ecda1d8c r5:8483bc00 r4:8483bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8483bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd97000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85875b8c r4:85875800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85875b8c r4:84b84980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483bc00 r8:84b849ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84980 r8:80287e08 r7:ecd8de60 r6:84b7df80 r5:8483bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecda1fb0 to 0xecda1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cc4c0 INFO: task kworker/1:554:6348 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 806fa000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc740 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:556:6351 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:556 state:D stack:0 pid:6351 tgid:6351 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdadd84 r8:00000002 r7:60000113 r6:ecdadd8c r5:8483d400 r4:8483d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc8c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8483d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecdaf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587638c r4:85876000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8587638c r4:84b84a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483d400 r8:84b84aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84a80 r8:80287e08 r7:ecda9e60 r6:854be080 r5:8483d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdadfb0 to 0xecdadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cc700 INFO: task kworker/1:556:6351 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d20: 8097a000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:e0781dc0 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587678c r4:85876400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8587678c r4:84b84b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483e000 r8:84b84b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84b00 r8:80287e08 r7:ecdade60 r6:854be100 r5:8483e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdb9fb0 to 0xecdb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cc800 INFO: task kworker/1:557:6353 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80c5f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd71e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ccf00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbff000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85876b8c r4:85876800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85876b8c r4:84b84b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8483ec00 r8:84b84bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84b80 r8:80287e08 r7:ecdb9e60 r6:854be180 r5:8483ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd71fb0 to 0xecd71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cc880 INFO: task kworker/1:558:6357 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80f1e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0781dc0 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:559:6358 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:559 state:D stack:0 pid:6358 tgid:6358 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd05d84 r8:00000002 r7:60000113 r6:ecd05d8c r5:8483b000 r4:8483b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8483b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cce00 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8595f38c r4:8595f000 r7:ddde2d80 r6:83018200 r5:8595f38c r4:84b84c00 r10:00000000 r9:84b84c00 r8:80287e08 r7:ecd71e60 r6:854be280 r5:8483b000 r4:854cc880 Call trace: 1d20: 80f1e000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecc31d84 r8:00000002 r7:60000113 r6:ecc31d8c r5:85a38000 r4:85a38000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a38000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc31e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ccd00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a38000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc79000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85876f8c r4:85876c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85876f8c r4:84b84c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a38000 r8:84b84cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84c80 r8:80287e08 r7:ecd71e60 r6:84b84d00 r5:85a38000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc31fb0 to 0xecc31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ccec0 INFO: task kworker/1:560:6364 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 80f1e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebcbd000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xecc4dfb0 to 0xecc4dff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ccfc0 INFO: task kworker/1:561:6366 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8120f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-rc5-syzkaller #0 r5:85a39800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a5cf8c r4:85a5cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84b84e80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 81542000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec897000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8587778c r4:85877400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8587778c r4:84b84f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3a400 r8:84b84fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b84f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84f80 r8:80287e08 r7:eccbde60 r6:854df000 r5:85a3a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc75fb0 to 0xecc75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cc940 INFO: task kworker/1:563:6371 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81542000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:564:6381 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:564 state:D stack:0 pid:6381 tgid:6381 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdd5d84 r8:00000002 r7:60000013 r6:ecdd5d8c r5:85a3bc00 r4:85a3bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a3bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c2a80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a3bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba95000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a5e78c r4:85a5e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a5e78c r4:854df080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3bc00 r8:854df0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854df080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854df080 r8:80287e08 r7:eccbde60 r6:854df100 r5:85a3bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdd5fb0 to 0xecdd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c5100 INFO: task kworker/1:564:6381 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 81825000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:565:6384 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:565 state:D stack:0 pid:6384 tgid:6384 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecde1d84 r8:00000002 r7:60000113 r6:ecde1d8c r5:85a3b000 r4:85a3b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a3b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85877b8c r4:85877800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5dc0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xecde9fb0 to 0xecde9ff8) Workqueue: events bpf_prog_free_deferred 1d20: 8204a000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:567:6393 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:567 state:D stack:0 pid:6393 tgid:6393 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdedd84 r8:00000002 r7:60000013 r6:ecdedd8c r5:85a3e000 r4:85a3e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a3e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ec6e7000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:846aa38c r4:846aa000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a3ec00 r8:854df4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854df480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854df480 r8:80287e08 r7:ecde9e60 r6:854df500 r5:85a3ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf1fb0 to 0xecdf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c5d80 INFO: task kworker/1:568:6395 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 82193000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:569:6397 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:569 state:D stack:0 pid:6397 tgid:6397 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdf5d84 r8:00000002 r7:60000113 r6:ecdf5d8c r5:85a3d400 r4:85a3d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a3d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7e5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dd38c r4:859dd000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859dd38c r4:854df580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3d400 r8:854df5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854df580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854df580 r8:80287e08 r7:ecdf1e60 r6:854df600 r5:85a3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf5fb0 to 0xecdf5ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec797000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85903c00 r8:854df6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: 82964000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:571:6401 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:571 state:D stack:0 pid:6401 tgid:6401 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000113 r6:ecdfdd8c r5:85a30000 r4:85a30000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a30000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a30000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7bb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dcf8c r4:859dcc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859dcf8c r4:854df780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a30000 r8:854df7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854df780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854df780 r8:80287e08 r7:ecdf5e60 r6:854df800 r5:85a30000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:854c6b00 Call trace: 1d20: 82964000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:572 state:D stack:0 pid:6403 tgid:6403 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece01e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb1c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec835000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dd78c r4:859dd400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859dd78c r4:854df880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a30c00 r8:854df8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854df880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854df880 r8:80287e08 r7:ecdf5e60 r6:854df900 r5:85a30c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece01fb0 to 0xece01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cb080 INFO: task kworker/1:572:6403 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 82acd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ece05d84 r8:00000002 r7:60000113 r6:ece05d8c r5:85a31800 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb4c0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a31800 r8:854df9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 82acd000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:00001000 r4:ec853000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ddb8c r4:859dd800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ddb8c r4:854dfa80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a32400 r8:854dfaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854dfa80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dfa80 r8:80287e08 r7:ece05e60 r6:854dfb00 r5:85a32400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece09fb0 to 0xece09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cb240 INFO: task kworker/1:574:6407 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 82fcf000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:575:6410 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:575 state:D stack:0 pid:6410 tgid:6410 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece0dd84 r8:00000002 r7:60000013 r6:ece0dd8c r5:85a33000 r4:85a33000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a33000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a33000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca0f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859de38c r4:859de000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859de38c r4:854dfb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a33000 r8:854dfbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854dfb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dfb80 r8:80287e08 r7:ece05e60 r6:854dfc00 r5:85a33000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a33c00 r8:854dfcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dfc80 r8:80287e08 r7:ece0de60 r6:854dfd00 r5:85a33c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece11fb0 to 0xece11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cb880 INFO: task kworker/1:576:6411 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 833e7000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:577:6413 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:577 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdc5d84 r8:00000002 r7:60000013 r6:ecdc5d8c r5:85a35400 r4:85a35400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a35400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc5e08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859deb8c r4:859de800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:578:6415 blocked for more than 471 seconds. r5:85a34800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cbe80 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859df38c r4:859df000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859df38c r4:854dfe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a34800 r8:854dfeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854dfe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dfe80 r8:80287e08 r7:ecdc5e60 r6:854dff00 r5:85a34800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece19fb0 to 0xece19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854cb880 INFO: task kworker/1:578:6415 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 83b49000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:579:6418 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:579 state:D stack:0 pid:6418 tgid:6418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:ece21d84 r8:00000002 r7:60000013 r6:ece21d8c r5:85a36c00 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cb700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a36c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca79000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859df78c r4:859df400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859df78c r4:854dff80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a36c00 r8:854dffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854dff80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854dff80 r8:80287e08 r7:ece19e60 r6:854bd000 r5:85a36c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece21fb0 to 0xece21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred 1d20: 83b49000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:580:6420 blocked for more than 471 seconds. r10:8291a684 r9:ece25d84 r8:00000002 r7:60000013 r6:ece25d8c r5:85a00c00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dfb8c r4:859df800 r10:61c88647 r9:85a00c00 r8:854bd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 83da1000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:581:6422 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:581 state:D stack:0 pid:6422 tgid:6422 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece29d84 r8:00000002 r7:60000013 r6:ece29d8c r5:85a00000 r4:85a00000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a00000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece29e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba3c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a00000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecab5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585838c r4:85858000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585838c r4:854bd180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a00000 r8:854bd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bd180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd180 r8:80287e08 r7:ece25e60 r6:854bd200 r5:85a00000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece29fb0 to 0xece29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:854ba100 Workqueue: events bpf_prog_free_deferred 1d20: 83da1000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:582:6423 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:582 state:D stack:0 pid:6423 tgid:6423 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece1dd84 r8:00000002 r7:60000013 r6:ece1dd8c r5:85a02400 r4:85a02400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a02400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece1de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a02400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaa1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859dff8c r4:859dfc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859dff8c r4:854bd280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a02400 r8:854bd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bd280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd280 r8:80287e08 r7:ece29e60 r6:854bd300 r5:85a02400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece1dfb0 to 0xece1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:583:6426 blocked for more than 471 seconds. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba540 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:584:6428 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:584 state:D stack:0 pid:6428 tgid:6428 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece31d84 r8:00000002 r7:60000013 r6:ece31d8c r5:85a04800 r4:85a04800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a04800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece31e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba8c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a04800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb07000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85858b8c r4:85858800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85858b8c r4:854bd480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a04800 r8:854bd4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bd480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd480 r8:80287e08 r7:ece2de60 r6:854bd500 r5:85a04800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece31fb0 to 0xece31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854ba4c0 INFO: task kworker/1:584:6428 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 84729000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:585:6431 blocked for more than 471 seconds. r4:85a05400 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85858f8c r4:854bd580 r10:00000000 r9:854bd580 r8:80287e08 r7:ece31e60 r6:854bd600 r5:85a05400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:586:6433 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:586 state:D stack:0 pid:6433 tgid:6433 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece3dd84 r8:00000002 r7:60000113 r6:ece3dd8c r5:85a03000 r4:85a03000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a03000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece3de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bae00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a03000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecbab000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585978c r4:85859400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585978c r4:854bd680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a03000 r8:854bd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bd680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd680 r8:80287e08 r7:ece39e60 r6:854bd700 r5:85a03000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece3dfb0 to 0xece3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854baa80 INFO: task kworker/1:586:6433 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:587:6438 blocked for more than 471 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:587 state:D stack:0 pid:6438 tgid:6438 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece15d84 r8:00000002 r7:60000013 r6:ece15d8c r5:85a06c00 r4:85a06c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a06c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece15e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bad40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a06c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb89000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585938c r4:85859000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585938c r4:854bd780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a06c00 r8:854bd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bd780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd780 r8:80287e08 r7:ece3de60 r6:854bd800 r5:85a06c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece15fb0 to 0xece15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854bae40 INFO: task kworker/1:587:6438 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 849ec000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:588 state:D stack:0 pid:6439 tgid:6439 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece35e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a06000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc27000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85859f8c r4:85859c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85859f8c r4:854bd880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a06000 r8:854bd8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bd880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd880 r8:80287e08 r7:ece3de60 r6:854bd900 r5:85a06000 r4:00000001 Exception stack(0xece35fb0 to 0xece35ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0781dc0 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cbf40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a08000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc19000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85859b8c r4:85859800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85859b8c r4:854bd980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a08000 r8:854bd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bd980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bd980 r8:80287e08 r7:ece35e60 r6:854bda00 r5:85a08000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece49fb0 to 0xece49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854bf100 INFO: task kworker/1:589:6442 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 85277000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:85a08c00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a08c00 r8:854bdaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:edff1000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:591:6444 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:591 state:D stack:0 pid:6444 tgid:6444 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece51d84 r8:00000002 r7:60000113 r6:ece51d8c r5:859f3000 r4:859f3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859f3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece51e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf3c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc35000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585a38c r4:8585a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585a38c r4:854bdb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859f3000 r8:854bdbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bdb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bdb80 r8:80287e08 r7:ece4de60 r6:854be200 r5:859f3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece51fb0 to 0xece51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854bf500 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece59e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc53000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585a78c r4:8585a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585a78c r4:854bdc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859f0000 r8:854bdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bdc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bdc00 r8:80287e08 r7:ece4de60 r6:854be300 r5:859f0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece59fb0 to 0xece59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: 859fc000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece69d84 r8:00000002 r7:60000113 r6:ece69d8c r5:859f0c00 r4:859f0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859f0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf6c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc77000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585af8c r4:8585ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585af8c r4:854bdc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859f0c00 r8:854bdcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bdc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bdc80 r8:80287e08 r7:ece4de60 r6:854be380 r5:859f0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece69fb0 to 0xece69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854bf580 INFO: task kworker/1:593:6450 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:859f2400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece6de08 r9:83018205 r8:859f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 r5:8585b38c r4:8585b000 r10:61c88647 r9:859f2400 r8:854bdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bdd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bdd00 r8:80287e08 r7:ece69e60 r6:854be400 r5:859f2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece6dfb0 to 0xece6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854bf840 INFO: task kworker/1:594:6451 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 85e29000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:595:6453 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:595 state:D stack:0 pid:6453 tgid:6453 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:859f1800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece75e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8585b78c r4:8585b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859f1800 r8:854bddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece75fb0 to 0xece75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854bf580 INFO: task kworker/1:595:6453 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:596:6454 blocked for more than 472 seconds. r4:85a09800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eccd1000 r5:8585bb8c r4:8585b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a09800 r8:854bde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:597:6457 blocked for more than 472 seconds. r4:85a0a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece71e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd0b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8585bf8c r4:8585bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8585bf8c r4:854bdf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a0a400 r8:854bdf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bdf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bdf00 r8:80287e08 r7:ece45e60 r6:854bdf80 r5:85a0a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece71fb0 to 0xece71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854bfb00 INFO: task kworker/1:597:6457 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 862d6000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:598:6459 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8586038c r4:85860000 r10:61c88647 r9:85a0b000 r8:84a5c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:599:6461 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:599 state:D stack:0 pid:6461 tgid:6461 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece55d84 r8:00000002 r7:60000113 r6:ece55d8c r5:85a0bc00 r4:85a0bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a0bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84855240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd3b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8586078c r4:85860400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8586078c r4:84a5c100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a0bc00 r8:84a5c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a5c100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a5c100 r8:80287e08 r7:ece79e60 r6:84a5c180 r5:85a0bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece55fb0 to 0xece55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:600:6463 blocked for more than 472 seconds. r4:85a0c800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece81e08 r9:83018205 r8:85a0c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 r5:85860b8c r4:85860800 r7:ddde2d80 r6:83018200 r5:85860b8c r4:84a5c200 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r4:85a0d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a0d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece89e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a571c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd75000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85860f8c r4:85860c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85860f8c r4:84a5c300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a0d400 r8:84a5c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a5c300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a5c300 r8:80287e08 r7:ece81e60 r6:84a5c380 r5:85a0d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece89fb0 to 0xece89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a57300 INFO: task kworker/1:601:6465 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 86def000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:850e4700 task:kworker/1:602 state:D stack:0 pid:6467 tgid:6467 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:8586178c r4:84a5c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a0e000 r8:84a5c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a5c400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a5c400 r8:80287e08 r7:ece89e60 r6:84a5c480 r5:85a0e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece8dfb0 to 0xece8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a57180 INFO: task kworker/1:602:6467 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 873b2000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a573c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a01800 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd7d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8586138c r4:85861000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8586138c r4:84a5c500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a01800 r8:84a5c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a5c500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a5c500 r8:80287e08 r7:ece8de60 r6:84a5c580 r5:85a01800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece85fb0 to 0xece85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a57380 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:604:6471 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:604 state:D stack:0 pid:6471 tgid:6471 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece91d84 r8:00000002 r7:60000013 r6:ece91d8c r5:85a10000 r4:85a10000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a10000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a57680 r5:85861b8c r4:85861800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a10000 r8:84a5c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:605:6473 blocked for more than 472 seconds. r4:85a10c00 r4:00000000 r9:83018205 r8:85a10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 r5:85861f8c r4:85861c00 r10:61c88647 r9:85a10c00 r8:84a5c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d20: 87c62000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:606:6475 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:606 state:D stack:0 pid:6475 tgid:6475 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece99d84 r8:00000002 r7:60000013 r6:ece99d8c r5:85a11800 r4:85a11800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a11800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece99e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:85a11800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 r5:8586238c r4:85862000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a11800 r8:84a5c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a57800 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a57b40 r5:8586278c r4:85862400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8586278c r4:84a5c900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a12400 r8:84a5c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a5c900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a5c900 r8:80287e08 r7:ece99e60 r6:84a5c980 r5:85a12400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece9dfb0 to 0xece9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a57a00 INFO: task kworker/1:607:6477 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 87c62000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:608:6479 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:608 state:D stack:0 pid:6479 tgid:6479 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a57cc0 r5:85862b8c r4:85862800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a13000 r8:84a5ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecea5fb0 to 0xecea5ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:609:6481 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:609 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r5:00001000 r4:eb86b000 r5:8586378c r4:85863400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8586378c r4:84a5cb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a13c00 r8:84a5cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a5cb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a5cb00 r8:80287e08 r7:ecea5e60 r6:84a5cb80 r5:85a13c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceb1fb0 to 0xeceb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84a57c00 INFO: task kworker/1:609:6481 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d20: 8845a000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:610:6484 blocked for more than 472 seconds. r10:8291a684 r9:eceb9d84 r8:00000002 r7:60000113 r6:eceb9d8c r5:85a14800 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8586338c r4:85863000 r10:61c88647 r9:85a14800 r8:84a5cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:611:6486 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:611 state:D stack:0 pid:6486 tgid:6486 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecebdd84 r8:00000002 r7:60000113 r6:ecebdd8c r5:85a15400 r4:85a15400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a15400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecebde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ebb57000 r5:85863f8c r4:85863c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a15400 r8:84a5cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecebdfb0 to 0xecebdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854bf080 INFO: task kworker/1:611:6486 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 88763000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ecec1d84 r8:00000002 r7:60000013 r6:ecec1d8c r5:85a16000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85863b8c r4:85863800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85863b8c r4:84a5ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a16000 r8:84a5ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a5ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a5ce00 r8:80287e08 r7:ecebde60 r6:84a5ce80 r5:85a16000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecec1fb0 to 0xecec1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b8280 INFO: task kworker/1:612:6488 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 88b5e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebc1f000 r5:85a9438c r4:85a94000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ecec9d84 r8:00000002 r7:60000013 r6:ecec9d8c r5:85ac8000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:00001000 r4:ebdc5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a94b8c r4:85a94800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a94b8c r4:84086000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ac8000 r8:8408602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086000 r8:80287e08 r7:ecec5e60 r6:84086080 r5:85ac8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecec9fb0 to 0xecec9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b8480 INFO: task kworker/1:614:6492 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 88faf000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 INFO: task kworker/1:615:6494 blocked for more than 472 seconds. r10:8291a684 r9:ececdd84 r8:00000002 r7:60000113 r6:ececdd8c r5:85ac8c00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a9478c r4:85a94400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85ac8c00 r8:8408612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848b8300 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:616:6495 blocked for more than 472 seconds. r10:8291a684 r9:eced5d84 r8:00000002 r7:60000113 r6:eced5d8c r5:85aca400 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a95f8c r4:85a95c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85aca400 r8:8408622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086200 r8:80287e08 r7:ecec9e60 r6:84086280 r5:85aca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeced5fb0 to 0xeced5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b8680 INFO: task kworker/1:616:6495 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 89324000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:617:6498 blocked for more than 472 seconds. r10:8291a684 r9:eceddd84 r8:00000002 r7:60000113 r6:eceddd8c r5:859f4800 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85a94f8c r4:85a94c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a94f8c r4:84086300 r4:84086300 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:618 state:D stack:0 pid:6500 tgid:6500 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85a9538c r4:85a95000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859f5400 r8:840863ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086380 r8:80287e08 r7:eced5e60 r6:854be580 r5:859f5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecee5fb0 to 0xecee5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b8940 INFO: task kworker/1:618:6500 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8933e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:859f3c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a9578c r4:85a95400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9578c r4:84086400 r4:84086400 dfa0: 00000000 00000000 00000000 00000000 r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:620:6503 blocked for more than 472 seconds. r5:859f6000 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85a95b8c r4:85a95800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859f6000 r8:840864ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848b8a80 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:621:6505 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:621 state:D stack:0 pid:6505 tgid:6505 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecef9d84 r8:00000002 r7:60000113 r6:ecef9d8c r5:859f6c00 r4:859f6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859f6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848202c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f107000 r5:85a96f8c r4:85a96c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a96f8c r4:84086500 r4:84086500 9fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a9638c r4:85a96000 r10:61c88647 r9:85a0ec00 r8:840865ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:623 state:D stack:0 pid:6509 tgid:6509 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf09d84 r8:00000002 r7:60000113 r6:ecf09d8c r5:84839800 r4:84839800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84839800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf09e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84839800 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec943000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9678c r4:85a96400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9678c r4:84086600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84839800 r8:8408662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086600 r8:80287e08 r7:ecef9e60 r6:854be800 r5:84839800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf09fb0 to 0xecf09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848b8e80 INFO: task kworker/1:623:6509 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 89e97000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:624:6511 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:624 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eced1d84 r8:00000002 r7:60000113 r6:eced1d8c r5:85acb000 r4:85acb000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85acb000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 r9:83018205 r8:85acb000 r7:00000000 r6:83018200 r5:00001000 r4:7f105000 r5:85a96b8c r4:85a96800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84086680 r8:80287e08 r7:ecef9e60 r6:84086700 r5:85acb000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:84aa738c r4:84aa7000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:625:6514 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:625 state:D stack:0 pid:6514 tgid:6514 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf25d84 r8:00000002 r7:60000013 r6:ecf25d8c r5:85a18000 r4:85a18000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a18000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf25e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf3f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9778c r4:85a97400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9778c r4:84086780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a18000 r8:840867ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086780 r8:80287e08 r7:ecef9e60 r6:854be880 r5:85a18000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf25fb0 to 0xecf25ff8) 5fa0: 00000000 00000000 00000000 00000000 r4:84820240 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85a19800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf27000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9738c r4:85a97000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9738c r4:84086800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a19800 r8:8408682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086800 r8:80287e08 r7:ecf25e60 r6:854be900 r5:85a19800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf31fb0 to 0xecf31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84820240 INFO: task kworker/1:626:6515 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8a7a0000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:627:6517 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:627 state:D stack:0 pid:6517 tgid:6517 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf39d84 r8:00000002 r7:60000013 r6:ecf39d8c r5:85a18c00 r4:85a18c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a18c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf39e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ec6b5000 r5:85a9cb8c r4:85a9c800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a18c00 r8:840868ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f10f000 r5:85a97b8c r4:85a97800 r10:61c88647 r9:85a1bc00 r8:8408692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8a7a0000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:629:6522 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:629 state:D stack:0 pid:6522 tgid:6522 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf59d84 r8:00000002 r7:60000113 r6:ecf59d8c r5:85a1d400 r4:00000000 r4:00000000 r5:85a97f8c r4:85a97c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a97f8c r4:84086980 r10:61c88647 r9:85a1d400 r8:840869ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:630 state:D stack:0 pid:6524 tgid:6524 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:85a9c38c r4:85a9c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a1c800 r8:84086a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:631:6526 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:631 state:D stack:0 pid:6526 tgid:6526 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf61d84 r8:00000002 r7:60000013 r6:ecf61d8c r5:85a1e000 r4:85a1e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a1e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf61e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820a80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcdd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9c78c r4:85a9c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9c78c r4:84086a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1e000 r8:84086aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086a80 r8:80287e08 r7:ecf39e60 r6:854beb80 r5:85a1e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf61fb0 to 0xecf61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84820880 INFO: task kworker/1:631:6526 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8b2d4000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85acbc00 r4:8291a680 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9cf8c r4:85a9cc00 r10:61c88647 r9:85acbc00 r8:84086b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecf0dfb0 to 0xecf0dff8) Workqueue: events bpf_prog_free_deferred r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 task:kworker/1:633 state:D stack:0 pid:6531 tgid:6531 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf65e08 r9:83018205 r8:85acd400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 r5:85a9d38c r4:85a9d000 r7:ddde2d80 r6:83018200 r5:85a9d38c r4:84086c00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf65fb0 to 0xecf65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84820cc0 INFO: task kworker/1:633:6531 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8b667000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:634:6533 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:634 state:D stack:0 pid:6533 tgid:6533 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf6dd84 r8:00000002 r7:60000113 r6:ecf6dd8c r5:85a1a400 r4:85a1a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a1a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853772c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca77000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9e78c r4:85a9e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9e78c r4:84086d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1a400 r8:84086d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85a1ec00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf71e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377080 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca3b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9df8c r4:85a9dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9df8c r4:84086d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1ec00 r8:84086dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086d80 r8:80287e08 r7:ecf6de60 r6:854bec80 r5:85a1ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf71fb0 to 0xecf71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84820f00 INFO: task kworker/1:635:6534 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8b97f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:636:6541 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:636 state:D stack:0 pid:6541 tgid:6541 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf69d84 r8:00000002 r7:60000113 r6:ecf69d8c r5:85a36000 r4:85a36000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a36000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a36000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca5b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9e38c r4:85a9e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9e38c r4:84086e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a36000 r8:84086eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086e80 r8:80287e08 r7:ecf6de60 r6:854bed00 r5:85a36000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf69fb0 to 0xecf69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85377040 INFO: task kworker/1:636:6541 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8bef4000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:82ac21e4 r4:00000000 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a9eb8c r4:85a9e800 r4:84086f00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:638 state:D stack:0 pid:6546 tgid:6546 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:85ada400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 r5:85a9ef8c r4:85a9ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9ef8c r4:84086f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ada400 r8:84086fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84086f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84086f80 r8:80287e08 r7:ecf91e60 r6:854bee00 r5:85ada400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf95fb0 to 0xecf95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85377240 INFO: task kworker/1:638:6546 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8c22f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:639:6550 blocked for more than 472 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:639 state:D stack:0 pid:6550 tgid:6550 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:85ad8c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa5e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a9f38c r4:85a9f000 r4:84086e00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85adbc00 r4:8291a680 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85adbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecafb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9f78c r4:85a9f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9f78c r4:85357000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85adbc00 r8:8535702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357000 r8:80287e08 r7:ecfa5e60 r6:854bef00 r5:85adbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfa9fb0 to 0xecfa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85377640 INFO: task kworker/1:640:6551 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8ca37000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:641:6552 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:641 state:D stack:0 pid:6552 tgid:6552 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfadd84 r8:00000002 r7:60000013 r6:ecfadd8c r5:85adc800 r4:85adc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85adc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85adc800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb2f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9fb8c r4:85a9f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9fb8c r4:85357080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85adc800 r8:853570ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357080 r8:80287e08 r7:ecfa9e60 r6:854bef80 r5:85adc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfadfb0 to 0xecfadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85adb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 r5:85aa178c r4:85aa1400 r7:ddde2d80 r6:83018200 r5:85aa178c r4:85357100 Exception stack(0xecfb5fb0 to 0xecfb5ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:643:6555 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:643 state:D stack:0 pid:6555 tgid:6555 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfb9d84 r8:00000002 r7:60000113 r6:ecfb9d8c r5:85ade000 r4:85ade000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ade000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377a00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ade000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb5b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9ff8c r4:85a9fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9ff8c r4:85357180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ade000 r8:853571ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85adec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 r5:85aa038c r4:85aa0000 r7:ddde2d80 r6:83018200 r5:85aa038c r4:85357200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85377a40 Workqueue: events bpf_prog_free_deferred [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:645:6559 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:645 state:D stack:0 pid:6559 tgid:6559 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfc9d84 r8:00000002 r7:60000013 r6:ecfc9d8c r5:85add400 r4:85add400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85add400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377cc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85add400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc17000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa078c r4:85aa0400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa078c r4:85357280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85add400 r8:853572ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357280 r8:80287e08 r7:ecfb5e60 r6:8534e180 r5:85add400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfc9fb0 to 0xecfc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85377b40 INFO: task kworker/1:645:6559 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8cfb3000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:646:6561 blocked for more than 473 seconds. r10:8291a684 r9:ecfd1d84 r8:00000002 r7:60000013 r6:ecfd1d8c r5:85a1b000 r4:85a1b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a1b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377e00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc29000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa0b8c r4:85aa0800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa0b8c r4:85357300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1b000 r8:8535732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357300 r8:80287e08 r7:ecfb5e60 r6:8534e200 r5:85a1b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfd1fb0 to 0xecfd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85377b40 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85aa0f8c r4:85aa0c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84170c00 r8:853573ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r4:00000000 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:648:6565 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:648 state:D stack:0 pid:6565 tgid:6565 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfe1d84 r8:00000002 r7:60000013 r6:ecfe1d8c r5:84170000 r4:84170000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84170000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85377f40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84170000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc63000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa138c r4:85aa1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa138c r4:85357400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84170000 r8:8535742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357400 r8:80287e08 r7:ecfb5e60 r6:8534e300 r5:84170000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfe1fb0 to 0xecfe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8535c300 INFO: task kworker/1:648:6565 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8db5f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:649:6567 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:649 state:D stack:0 pid:6567 tgid:6567 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfe9d84 r8:00000002 r7:60000113 r6:ecfe9d8c r5:84173000 r4:84173000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84173000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84173000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd01000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa1f8c r4:85aa1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa1f8c r4:85357480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85338100 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:650:6569 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:650 state:D stack:0 pid:6569 tgid:6569 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecff1d84 r8:00000002 r7:60000013 r6:ecff1d8c r5:84172400 r4:84172400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84172400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84172400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccc1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa1b8c r4:85aa1800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa1b8c r4:85357500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84172400 r8:8535752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357500 r8:80287e08 r7:ecfe9e60 r6:8534e400 r5:84172400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:651:6572 blocked for more than 473 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r9:83018205 r8:84171800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 r5:85aa2b8c r4:85aa2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85357580 r8:80287e08 r7:ecfe9e60 r6:8534e480 r5:84171800 r4:853383c0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8e666000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:652:6573 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:652 state:D stack:0 pid:6573 tgid:6573 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecff9d84 r8:00000002 r7:60000013 r6:ecff9d8c r5:84174800 r4:84174800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84174800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338400 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84174800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd33000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa238c r4:85aa2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa238c r4:85357600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84174800 r8:8535762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357600 r8:80287e08 r7:ecff5e60 r6:8534e500 r5:84174800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecff9fb0 to 0xecff9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8e666000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338540 r5:85aa278c r4:85aa2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa278c r4:85357680 r10:61c88647 r9:84175400 r8:853576ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:654:6578 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:654 state:D stack:0 pid:6578 tgid:6578 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf1dd84 r8:00000002 r7:60000013 r6:ecf1dd8c r5:84176000 r4:84176000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84176000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf1de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853387c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84176000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 r5:85aa2f8c r4:85aa2c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa2f8c r4:85357700 r10:61c88647 r9:84176000 r8:8535772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84176c00 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85aa338c r4:85aa3000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa338c r4:85357780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84176c00 r8:853577ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357780 r8:80287e08 r7:ecf1de60 r6:8534e680 r5:84176c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf3dfb0 to 0xecf3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85338800 INFO: task kworker/1:655:6580 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8ec70000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:656 state:D stack:0 pid:6582 tgid:6582 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338b00 r5:85aa378c r4:85aa3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:657:6584 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:657 state:D stack:0 pid:6584 tgid:6584 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecffdd84 r8:00000002 r7:60000013 r6:ecffdd8c r5:85ad9800 r4:85ad9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ad9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ad9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbbb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa3b8c r4:85aa3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa3b8c r4:85357880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad9800 r8:853578ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357880 r8:80287e08 r7:ecf49e60 r6:8534e780 r5:85ad9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecffdfb0 to 0xecffdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85338b80 INFO: task kworker/1:657:6584 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8f564000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84ab8000 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85aa3f8c r4:85aa3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84ab8000 r8:8535792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0781dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:659:6588 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:659 state:D stack:0 pid:6588 tgid:6588 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfedd84 r8:00000002 r7:60000113 r6:ecfedd8c r5:85acc800 r4:85acc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85acc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85acc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec88d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa478c r4:85aa4400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa478c r4:85357980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85acc800 r8:853579ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357980 r8:80287e08 r7:ed001e60 r6:85357a00 r5:85acc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfedfb0 to 0xecfedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85338840 INFO: task kworker/1:659:6588 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:660:6589 blocked for more than 473 seconds. r4:85acec00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa438c r4:85aa4000 r7:ddde2d80 r6:83018200 r5:85aa438c r4:85357a80 r10:00000000 r9:85357a80 r8:80287e08 r7:ecfede60 r6:85357b00 r5:85acec00 Workqueue: events bpf_prog_free_deferred [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8f900000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:661:6592 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:661 state:D stack:0 pid:6592 tgid:6592 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed009d84 r8:00000002 r7:60000013 r6:ed009d8c r5:85188000 r4:85188000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85188000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed009e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85188000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8bd000 r5:85aa4b8c r4:85aa4800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa4b8c r4:85357b80 r4:85357b80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:662:6594 blocked for more than 473 seconds. r10:8291a684 r9:ed00dd84 r8:00000002 r7:60000013 r6:ed00dd8c r5:85ae0000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa4f8c r4:85aa4c00 r10:61c88647 r9:85ae0000 r8:85357cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357c80 r8:80287e08 r7:ed009e60 r6:85357d00 r5:85ae0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed00dfb0 to 0xed00dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853412c0 INFO: task kworker/1:662:6594 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 8fc85000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:663:6596 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:663 state:D stack:0 pid:6596 tgid:6596 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed011d84 r8:00000002 r7:60000013 r6:ed011d8c r5:85ae1800 r4:85ae1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ae1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed011e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:85aa538c r4:85aa5000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa538c r4:85357d80 r10:61c88647 r9:85ae1800 r8:85357dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:84aa738c r4:84aa7000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:664:6597 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:664 state:D stack:0 pid:6597 tgid:6597 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed005d84 r8:00000002 r7:60000013 r6:ed005d8c r5:85ae2400 r4:85ae2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ae2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed005e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341b00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ae2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd83000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa5b8c r4:85aa5800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa5b8c r4:85357e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ae2400 r8:85357eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357e80 r8:80287e08 r7:ed011e60 r6:85357f00 r5:85ae2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed005fb0 to 0xed005ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853412c0 INFO: task kworker/1:664:6597 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9020a000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:850e4700 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:665 state:D stack:0 pid:6599 tgid:6599 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed019d84 r8:00000002 r7:60000013 r6:ed019d8c r5:85ae0c00 r4:85ae0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ae0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed019e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853418c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ae0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd77000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa578c r4:85aa5400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa578c r4:85357f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ae0c00 r8:85357fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85357f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85357f80 r8:80287e08 r7:ed005e60 r6:85340000 r5:85ae0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed019fb0 to 0xed019ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85341a00 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r4:85ae3c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed01de08 r9:83018205 r8:85ae3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa5f8c r4:85aa5c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa5f8c r4:85340080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ae3c00 r8:853400ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340080 r8:80287e08 r7:ed005e60 r6:85340100 r5:85ae3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed01dfb0 to 0xed01dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85341a00 INFO: task kworker/1:666:6602 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 90782000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:667:6604 blocked for more than 473 seconds. r4:85ae3000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341f80 r5:85aa638c r4:85aa6000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85340180 Exception stack(0xed021fb0 to 0xed021ff8) Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:668:6607 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:668 state:D stack:0 pid:6607 tgid:6607 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed015d84 r8:00000002 r7:60000013 r6:ed015d8c r5:85ae5400 r4:85ae5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ae5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba080 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ae5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece63000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa678c r4:85aa6400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa678c r4:85340280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ae5400 r8:853402ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340280 r8:80287e08 r7:ed021e60 r6:85340300 r5:85ae5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed015fb0 to 0xed015ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854baf80 INFO: task kworker/1:668:6607 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 90f67000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:669:6608 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:669 state:D stack:0 pid:6608 tgid:6608 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed025d84 r8:00000002 r7:60000013 r6:ed025d8c r5:85ae6000 r4:85ae6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ae6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed025e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ae6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece7d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa6b8c r4:85aa6800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa6b8c r4:85340380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ae6000 r8:853403ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340380 r8:80287e08 r7:ed015e60 r6:85340400 r5:85ae6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed025fb0 to 0xed025ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853417c0 INFO: task kworker/1:669:6608 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:85ae6c00 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85aa6f8c r4:85aa6c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa6f8c r4:85340480 r4:85340480 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:85348240 INFO: task kworker/1:670:6610 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 91207000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:671:6612 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:671 state:D stack:0 pid:6612 tgid:6612 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed02dd84 r8:00000002 r7:60000013 r6:ed02dd8c r5:85ae4800 r4:85ae4800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ae4800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed02de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348200 r5:85aa738c r4:85aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa738c r4:85340580 r10:61c88647 r9:85ae4800 r8:853405ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85aa778c r4:85aa7400 r10:61c88647 r9:85ac9800 r8:853406ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:673:6617 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:673 state:D stack:0 pid:6617 tgid:6617 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed039d84 r8:00000002 r7:60000113 r6:ed039d8c r5:85ace000 r4:85ace000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ace000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed039e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ace000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf03000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa7f8c r4:85aa7c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa7f8c r4:85340780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ace000 r8:853407ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340780 r8:80287e08 r7:ed035e60 r6:85340800 r5:85ace000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed039fb0 to 0xed039ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853483c0 INFO: task kworker/1:673:6617 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9198c000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:674:6618 blocked for more than 473 seconds. r4:85ae8000 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa7b8c r4:85aa7800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa7b8c r4:85340880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ae8000 r8:853408ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340880 r8:80287e08 r7:ed039e60 r6:85340900 r5:85ae8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed031fb0 to 0xed031ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85348600 INFO: task kworker/1:674:6618 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 91f72000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:675:6620 blocked for more than 473 seconds. Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab038c r4:85ab0000 r10:61c88647 r9:85ae8c00 r8:853409ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:676:6622 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:676 state:D stack:0 pid:6622 tgid:6622 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed041d84 r8:00000002 r7:60000013 r6:ed041d8c r5:85ae9800 r4:85ae9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ae9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed041e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ae9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf29000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab078c r4:85ab0400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab078c r4:85340a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ae9800 r8:85340aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340a80 r8:80287e08 r7:ed03de60 r6:85340b00 r5:85ae9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed041fb0 to 0xed041ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85348900 INFO: task kworker/1:676:6622 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 92202000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:677:6624 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:677 state:D stack:0 pid:6624 tgid:6624 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed045d84 r8:00000002 r7:60000113 r6:ed045d8c r5:85aea400 r4:85aea400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aea400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab0f8c r4:85ab0c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85340b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0781dc0 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ed04dd84 r8:00000002 r7:60000013 r6:ed04dd8c r5:85aeb000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aeb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf35000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab0b8c r4:85ab0800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab0b8c r4:85340c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aeb000 r8:85340cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340c80 r8:80287e08 r7:ed045e60 r6:85340d00 r5:85aeb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed04dfb0 to 0xed04dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85348a00 INFO: task kworker/1:678:6625 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9265a000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:679:6627 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:679 state:D stack:0 pid:6627 tgid:6627 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed049d84 r8:00000002 r7:60000013 r6:ed049d8c r5:85aebc00 r4:85aebc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed049e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ab1b8c r4:85ab1800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab1b8c r4:85340d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aebc00 r8:85340dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340d80 r8:80287e08 r7:ed045e60 r6:85340e00 r5:85aebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed049fb0 to 0xed049ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85348d40 INFO: task kworker/1:679:6627 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9265a000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f300 r5:85ab138c r4:85ab1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85aec800 r8:85340eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: 92c5f000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:681:6636 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:681 state:D stack:0 pid:6636 tgid:6636 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed091d84 r8:00000002 r7:60000113 r6:ed091d8c r5:85aee000 r4:85aee000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aee000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed091e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aee000 r7:00000000 r6:83018200 r5:00001000 r4:7f107000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed08d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab178c r4:85ab1400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab178c r4:85340f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aee000 r8:85340fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85340f80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85340f80 r8:80287e08 r7:ed049e60 r6:85336000 r5:85aee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed091fb0 to 0xed091ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:682:6639 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:682 state:D stack:0 pid:6639 tgid:6639 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed059d84 r8:00000002 r7:60000013 r6:ed059d8c r5:85aed400 r4:85aed400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aed400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed059e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aed400 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed09d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab1f8c r4:85ab1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab1f8c r4:85336080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aed400 r8:853360ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85336080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85336080 r8:80287e08 r7:ed049e60 r6:85336100 r5:85aed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed059fb0 to 0xed059ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532f5c0 INFO: task kworker/1:682:6639 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 93235000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:683:6641 blocked for more than 473 seconds. r4:85af0000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85af0000 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 r5:85ab278c r4:85ab2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab278c r4:85336180 r4:85336180 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 93490000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85af0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f10f000 r5:85ab238c r4:85ab2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85336300 r8:80287e08 r7:ed0a9e60 r6:85336280 r5:85af0c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:685:6645 blocked for more than 473 seconds. r4:85af2400 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed051e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532fd40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85af2400 r7:00000000 r6:83018200 r5:00001000 r4:7f113000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0bb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab2b8c r4:85ab2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab2b8c r4:85336380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85af2400 r8:853363ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85336380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85336380 r8:80287e08 r7:ed0a9e60 r6:85336400 r5:85af2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed051fb0 to 0xed051ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532fb40 INFO: task kworker/1:685:6645 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 93882000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:686:6646 blocked for more than 473 seconds. r10:8291a684 r9:ed0c5d84 r8:00000002 r7:60000113 r6:ed0c5d8c r5:85af3c00 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab2f8c r4:85ab2c00 r4:85336480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85336480 r8:80287e08 r7:ed051e60 r6:85336500 r5:85af3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed0c5fb0 to 0xed0c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8532fc80 INFO: task kworker/1:686:6646 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 93cfb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:687 state:D stack:0 pid:6648 tgid:6648 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ab338c r4:85ab3000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xed0cdfb0 to 0xed0cdff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:688:6650 blocked for more than 473 seconds. r4:85af4800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b5e08 r4:00000000 r5:85ab3b8c r4:85ab3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85336680 Exception stack(0xed0b5fb0 to 0xed0b5ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 93cfb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:689:6652 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:689 state:D stack:0 pid:6652 tgid:6652 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed0ddd84 r8:00000002 r7:60000013 r6:ed0ddd8c r5:85af6000 r4:85af6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85af6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0dde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85af6000 r7:00000000 r6:83018200 r5:00001000 r4:7f119000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab378c r4:85ab3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab378c r4:85336780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:85336780 r8:80287e08 r7:ed0b5e60 r6:85336800 r5:85af6000 r4:85325100 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab3f8c r4:85ab3c00 r7:ddde2d80 r6:83018200 r5:85ab3f8c r4:85336880 r10:00000000 r9:85336880 r8:80287e08 r7:ed0b5e60 r6:85336900 r5:85af6c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:691:6657 blocked for more than 473 seconds. [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325bc0 r5:85ac078c r4:85ac0400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac078c r4:85336980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85af8000 r8:853369ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85336980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85336980 r8:80287e08 r7:ecf85e60 r6:85336a00 r5:85af8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf89fb0 to 0xecf89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85325640 INFO: task kworker/1:691:6657 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 94547000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:692:6659 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:692 state:D stack:0 pid:6659 tgid:6659 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf9dd84 r8:00000002 r7:60000013 r6:ecf9dd8c r5:85af9800 r4:85af9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85af9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf9de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85af9800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac038c r4:85ac0000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac038c r4:85336a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85af9800 r8:85336aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d20: 94547000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:693:6664 blocked for more than 473 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:693 state:D stack:0 pid:6664 tgid:6664 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfd5d84 r8:00000002 r7:60000013 r6:ecfd5d8c r5:85afa400 r4:85afa400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85afa400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85afa400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca47000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac0f8c r4:85ac0c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac0f8c r4:85336b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85afa400 r8:85336bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85336b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85336b80 r8:80287e08 r7:ecf89e60 r6:85336c00 r5:85afa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfd5fb0 to 0xecfd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85325a80 INFO: task kworker/1:693:6664 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 949ae000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ed0d1d84 r8:00000002 r7:60000113 r6:ed0d1d8c r5:85afb000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac0b8c r4:85ac0800 r10:61c88647 r9:85afb000 r8:85336cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:695 state:D stack:0 pid:6668 tgid:6668 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf99d84 r8:00000002 r7:60000113 r6:ecf99d8c r5:85afbc00 r4:85afbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85afbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf99e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320100 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85afbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecac9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac1b8c r4:85ac1800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac1b8c r4:85336d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85afbc00 r8:85336dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85336d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85336d80 r8:80287e08 r7:ecfd5e60 r6:85336e00 r5:85afbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf99fb0 to 0xecf99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85325e40 INFO: task kworker/1:695:6668 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 94ddf000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85afc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 r5:85ac138c r4:85ac1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85afc800 r8:85336eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85336e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85336e80 r8:80287e08 r7:ecf99e60 r6:85336f00 r5:85afc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed0e5fb0 to 0xed0e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85325e40 INFO: task kworker/1:696:6669 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 94ddf000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85ac178c r4:85ac1400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac178c r4:85336f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed0e9fb0 to 0xed0e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853201c0 INFO: task kworker/1:697:6671 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 951ec000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ecb09000 r5:85ac1f8c r4:85ac1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85afe000 r8:8531d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac238c r4:85ac2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac238c r4:8531d180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85afec00 r8:8531d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531d180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531d180 r8:80287e08 r7:ed0ede60 r6:8531d200 r5:85afec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed0f1fb0 to 0xed0f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85320300 INFO: task kworker/1:699:6675 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 95962000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:700:6678 blocked for more than 473 seconds. r10:8291a684 r9:ed0f5d84 r8:00000002 r7:60000013 r6:ed0f5d8c r5:85af8c00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac2b8c r4:85ac2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8531d280 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:701:6679 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:701 state:D stack:0 pid:6679 tgid:6679 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed0fdd84 r8:00000002 r7:60000013 r6:ed0fdd8c r5:85af3000 r4:85af3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85af3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0fde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85af3000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecba3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac278c r4:85ac2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac278c r4:8531d380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85af3000 r8:8531d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531d380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531d380 r8:80287e08 r7:ed0f5e60 r6:8531d400 r5:85af3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed0fdfb0 to 0xed0fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85320540 INFO: task kworker/1:701:6679 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 95962000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:85718000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ecc55000 r5:85ac2f8c r4:85ac2c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8531d480 r8:80287e08 r7:ed0f5e60 r6:8531d500 r5:85718000 r4:853206c0 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:e0781dc0 r5:00001000 r4:edff1000 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:703 state:D stack:0 pid:6684 tgid:6684 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed105e08 r5:00001000 r4:ecccf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac378c r4:85ac3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac378c r4:8531d580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85719800 r8:8531d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531d580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531d580 r8:80287e08 r7:ed0f9e60 r6:8531d600 r5:85719800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed105fb0 to 0xed105ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85320840 INFO: task kworker/1:703:6684 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 95dc2000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac338c r4:85ac3000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8531d680 Exception stack(0xed109fb0 to 0xed109ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:705:6687 blocked for more than 474 seconds. r4:8571bc00 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:8571bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 r5:85ac3f8c r4:85ac3c00 r7:ddde2d80 r6:83018200 r5:85ac3f8c r4:8531d780 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:80070013 r4:80239bb0 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:706:6689 blocked for more than 474 seconds. r4:85718c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85718c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed111e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85718c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd5f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ac3b8c r4:85ac3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ac3b8c r4:8531d880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85718c00 r8:8531d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531d880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531d880 r8:80287e08 r7:ed10de60 r6:8531d900 r5:85718c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed111fb0 to 0xed111ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853070c0 INFO: task kworker/1:706:6689 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 96444000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:707:6692 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:707 state:D stack:0 pid:6692 tgid:6692 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed101d84 r8:00000002 r7:60000013 r6:ed101d8c r5:8571c800 r4:8571c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307300 r5:84b5438c r4:84b54000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8571c800 r8:8531d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: 966ad000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:e0781dc0 r5:00001000 r4:edff1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:708:6694 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:708 state:D stack:0 pid:6694 tgid:6694 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed119d84 r8:00000002 r7:60000113 r6:ed119d8c r5:8571d400 r4:8571d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed119e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8571d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf8d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5478c r4:84b54400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b5478c r4:8531da80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571d400 r8:8531daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531da80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531da80 r8:80287e08 r7:ed101e60 r6:8531db00 r5:8571d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed119fb0 to 0xed119ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85307340 INFO: task kworker/1:708:6694 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 966ad000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:709:6696 blocked for more than 474 seconds. [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b54b8c r4:84b54800 r4:8531db80 Exception stack(0xed11dfb0 to 0xed11dff8) r4:85307440 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:710:6698 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:710 state:D stack:0 pid:6698 tgid:6698 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed121d84 r8:00000002 r7:60000013 r6:ed121d8c r5:8571ec00 r4:8571ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8571ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307680 r5:84b54f8c r4:84b54c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b54f8c r4:8531dc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571ec00 r8:8531dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531dc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531dc80 r8:80287e08 r7:ed11de60 r6:8531dd00 r5:8571ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed121fb0 to 0xed121ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85307680 INFO: task kworker/1:710:6698 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 96eb3000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ed12dd84 r8:00000002 r7:60000013 r6:ed12dd8c r5:84abc800 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5538c r4:84b55000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8531dd80 Exception stack(0xed12dfb0 to 0xed12dff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0781dc0 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84abd400 r7:00000000 r6:83018200 r5:00001000 r4:7f11f000 r5:84b55b8c r4:84b55800 r7:ddde2d80 r6:83018200 r5:84b55b8c r4:8531de00 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853077c0 INFO: task kworker/1:712:6702 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9716f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:713:6703 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:713 state:D stack:0 pid:6703 tgid:6703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b5578c r4:84b55400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8531de80 Exception stack(0xed139fb0 to 0xed139ff8) Workqueue: events bpf_prog_free_deferred 1d20: 9745e000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:714:6706 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:714 state:D stack:0 pid:6706 tgid:6706 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed151d84 r8:00000002 r7:60000113 r6:ed151d8c r5:84abe000 r4:84abe000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84abe000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed151e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307d00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84abe000 r7:00000000 r6:83018200 r5:00001000 r4:7f121000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed145000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b55f8c r4:84b55c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b55f8c r4:8531df00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abe000 r8:8531df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8531df00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8531df00 r8:80287e08 r7:ed135e60 r6:8534ea00 r5:84abe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed151fb0 to 0xed151ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85307bc0 INFO: task kworker/1:714:6706 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:84aa738c r4:84aa7000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:715:6709 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:715 state:D stack:0 pid:6709 tgid:6709 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed165d84 r8:00000002 r7:60000113 r6:ed165d8c r5:84abb000 r4:84abb000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5638c r4:84b56000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8531df80 Exception stack(0xed165fb0 to 0xed165ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84aba400 r4:8291a680 r4:00000000 r4:00000000 r5:84b5678c r4:84b56400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84aba400 r8:854d602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d20: 97c2d000 e07a7000 00000001 80239b98 7f51d000 00000001 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:717:6712 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:717 state:D stack:0 pid:6712 tgid:6712 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed17dd84 r8:00000002 r7:60000113 r6:ed17dd8c r5:84ab9800 r4:84ab9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed17de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f6040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84ab9800 r7:00000000 r6:83018200 r5:00001000 r4:7f127000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed173000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b56b8c r4:84b56800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b56b8c r4:854d6080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab9800 r8:854d60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6080 r8:80287e08 r7:ed169e60 r6:8534eb80 r5:84ab9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed17dfb0 to 0xed17dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f6000 INFO: task kworker/1:717:6712 is blocked on a mutex likely owned by task kworker/0:298:3910. r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:718 state:D stack:0 pid:6714 tgid:6714 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84ab8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed185e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f6600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84ab8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f12f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1a3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5778c r4:84b57400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b5778c r4:854d6100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab8c00 r8:854d612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6100 r8:80287e08 r7:ed17de60 r6:8534ec00 r5:84ab8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed185fb0 to 0xed185ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f6000 INFO: task kworker/1:718:6714 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 97e07000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85aeec00 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b56f8c r4:84b56c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xed199fb0 to 0xed199ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed125e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f6680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8571b000 r7:00000000 r6:83018200 r5:00001000 r4:7f131000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1a9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b57b8c r4:84b57800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b57b8c r4:854d6200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8571b000 r8:854d622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6200 r8:80287e08 r7:ed185e60 r6:854d6280 r5:8571b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed125fb0 to 0xed125ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f61c0 INFO: task kworker/1:720:6717 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 980f5000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f6b80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f137000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1c3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5878c r4:84b58400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b5878c r4:854d6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abbc00 r8:854d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6300 r8:80287e08 r7:ed125e60 r6:854d6380 r5:84abbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1a1fb0 to 0xed1a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f6740 INFO: task kworker/1:721:6722 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:85af5400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed115e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b57f8c r4:84b57c00 r10:61c88647 r9:85af5400 r8:854d642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed115fb0 to 0xed115ff8) r4:848f6980 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:80070013 r4:80239bb0 r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:723:6726 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:723 state:D stack:0 pid:6726 tgid:6726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed1b9d84 r8:00000002 r7:60000113 r6:ed1b9d8c r5:85b00000 r4:85b00000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b00000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f69c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b00000 r7:00000000 r6:83018200 r5:00001000 r4:7f135000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1b5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5838c r4:84b58000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b5838c r4:854d6500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b00000 r8:854d652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6500 r8:80287e08 r7:ed1a1e60 r6:854d6580 r5:85b00000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1b9fb0 to 0xed1b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f6900 INFO: task kworker/1:723:6726 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 98c37000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:724:6729 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:724 state:D stack:0 pid:6729 tgid:6729 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed1c1d84 r8:00000002 r7:60000113 r6:ed1c1d8c r5:85b00c00 r4:85b00c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b00c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c1e08 r4:00000000 r5:84b58b8c r4:84b58800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b58b8c r4:854d6600 r10:00000000 r9:854d6600 r8:80287e08 r7:ed1a1e60 r6:854d6680 r5:85b00c00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r9:83018205 r8:85b01800 r7:00000000 r6:83018200 r5:00001000 r4:7f13b000 r5:84b58f8c r4:84b58c00 r7:ddde2d80 r6:83018200 r5:84b58f8c r4:854d6700 r4:854d6700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6700 r8:80287e08 r7:ed1c1e60 r6:854d6780 r5:85b01800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1cdfb0 to 0xed1cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f6b40 INFO: task kworker/1:725:6730 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 98c37000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:726:6732 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 task:kworker/1:726 state:D stack:0 pid:6732 tgid:6732 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307f40 r5:84b5938c r4:84b59000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b5938c r4:854d6800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d20: 98f89000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570fb40 r5:84b5b78c r4:84b5b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a89800 r8:854d68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:728:6735 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:728 state:D stack:0 pid:6735 tgid:6735 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed1f5d84 r8:00000002 r7:60000113 r6:ed1f5d8c r5:84a8b000 r4:84a8b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84a8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f13f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1f7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5978c r4:84b59400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b5978c r4:854d6900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8b000 r8:854d692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6900 r8:80287e08 r7:ed1f1e60 r6:8534ee00 r5:84a8b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1f5fb0 to 0xed1f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848f6f40 INFO: task kworker/1:728:6735 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 994c8000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84a8a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed20de08 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b59b8c r4:84b59800 r7:ddde2d80 r6:83018200 r5:84b59b8c r4:854d6980 r10:00000000 r9:854d6980 r8:80287e08 r7:ed1f1e60 r6:8534ee80 r5:84a8a400 r4:8570f280 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:730:6739 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:730 state:D stack:0 pid:6739 tgid:6739 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed211d84 r8:00000002 r7:60000113 r6:ed211d8c r5:84a88000 r4:84a88000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a88000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed211e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84a88000 r7:00000000 r6:83018200 r5:00001000 r4:7f143000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed213000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b59f8c r4:84b59c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b59f8c r4:854d6a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a88000 r8:854d6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6a00 r8:80287e08 r7:ed1f1e60 r6:8534ef00 r5:84a88000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed211fb0 to 0xed211ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570f100 INFO: task kworker/1:730:6739 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 999c0000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:731:6741 blocked for more than 474 seconds. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f3c0 r5:84b5a38c r4:84b5a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:854d6a80 1fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84a8c800 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84a8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f147000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed22f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5a78c r4:84b5a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b5a78c r4:854d6b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8c800 r8:854d6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6b00 r8:80287e08 r7:ed1f1e60 r6:84ba6000 r5:84a8c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed22dfb0 to 0xed22dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570f400 INFO: task kworker/1:732:6743 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 99be1000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ed23dd84 r8:00000002 r7:60000113 r6:ed23dd8c r5:84a8ec00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84b5ab8c r4:84b5a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:854d6b80 r8:80287e08 r7:ed1f1e60 r6:84ba6080 r5:84a8ec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84a8e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed251e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84b5af8c r4:84b5ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:735:6749 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:735 state:D stack:0 pid:6749 tgid:6749 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed259d84 r8:00000002 r7:60000113 r6:ed259d8c r5:85a48c00 r4:85a48c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a48c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed259e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570f940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f14d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed24d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b5b38c r4:84b5b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b5b38c r4:854d6c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a48c00 r8:854d6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6c80 r8:80287e08 r7:ed1f1e60 r6:84ba6180 r5:85a48c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed259fb0 to 0xed259ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570f780 INFO: task kworker/1:735:6749 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 99fee000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:850e4700 task:kworker/1:736 state:D stack:0 pid:6751 tgid:6751 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d5e08 r9:83018205 r8:85a49800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 r5:84b5bb8c r4:84b5b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:854d6d00 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9a579000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:737:6756 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:737 state:D stack:0 pid:6756 tgid:6756 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed279d84 r8:00000002 r7:60000113 r6:ed279d8c r5:85a4a400 r4:85a4a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a4a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed279e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570fd80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b5bf8c r4:84b5bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a4a400 r8:854d6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570fe40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba09000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3038c r4:85b30000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3038c r4:854d6e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a4bc00 r8:854d6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6e00 r8:80287e08 r7:ed279e60 r6:84ba6300 r5:85a4bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed27dfb0 to 0xed27dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8570fc80 INFO: task kworker/1:738:6757 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9ad47000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a4b000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85b3078c r4:85b30400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed291e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570ff40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a4d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdf3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b30b8c r4:85b30800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b30b8c r4:854d6f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a4d400 r8:854d6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854d6f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854d6f00 r8:80287e08 r7:ed289e60 r6:84ba6400 r5:85a4d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed291fb0 to 0xed291ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b75380 INFO: task kworker/1:740:6762 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9af55000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:741:6763 blocked for more than 474 seconds. Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84850b40 r5:85b30f8c r4:85b30c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a4e000 r8:854d6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r5:80070013 r4:80239bb0 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed18dd84 r8:00000002 r7:60000113 r6:ed18dd8c r5:85b03000 r4:85b03000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b03000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed18de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9a2c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b03000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd81000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b31b8c r4:85b31800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b31b8c r4:85036000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b03000 r8:8503602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036000 r8:80287e08 r7:ed295e60 r6:85036080 r5:85b03000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed18dfb0 to 0xed18dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850bc0 INFO: task kworker/1:742:6765 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9b6dd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:743 state:D stack:0 pid:6768 tgid:6768 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed299e08 r4:00000000 r5:85b3138c r4:85b31000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85b03c00 r8:8503612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:744:6769 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:744 state:D stack:0 pid:6769 tgid:6769 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed255d84 r8:00000002 r7:60000113 r6:ed255d8c r5:85b04800 r4:85b04800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b04800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed255e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9a080 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b04800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec967000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3178c r4:85b31400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3178c r4:85036200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b04800 r8:8503622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036200 r8:80287e08 r7:ed18de60 r6:85036280 r5:85b04800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed255fb0 to 0xed255ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850940 INFO: task kworker/1:744:6769 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85b06000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 r5:85b31f8c r4:85b31c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85036300 5fa0: 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r9:83018205 r8:85a48000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 r5:85b32b8c r4:85b32800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:747:6776 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:747 state:D stack:0 pid:6776 tgid:6776 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2b9d84 r8:00000002 r7:60000013 r6:ed2b9d8c r5:85a4ec00 r4:85a4ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a4ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2b9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9a4c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a4ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecdc1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3238c r4:85b32000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3238c r4:85036400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a4ec00 r8:8503642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036400 r8:80287e08 r7:ed2b1e60 r6:84ba6600 r5:85a4ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2b9fb0 to 0xed2b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b9a440 INFO: task kworker/1:747:6776 is blocked on a mutex likely owned by task kworker/0:298:3910. Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85b06c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2a1e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85b3278c r4:85b32400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85036480 r8:80287e08 r7:ed2b1e60 r6:85036500 r5:85b06c00 r4:84b9a440 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:749:6780 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:749 state:D stack:0 pid:6780 tgid:6780 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2b5d84 r8:00000002 r7:60000013 r6:ed2b5d8c r5:85b05400 r4:85b05400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b05400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2b5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9a980 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b05400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecee9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b32f8c r4:85b32c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b32f8c r4:85036580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b05400 r8:850365ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036580 r8:80287e08 r7:ed2b1e60 r6:85036600 r5:85b05400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2b5fb0 to 0xed2b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b9a6c0 INFO: task kworker/1:749:6780 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9c28b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2a9d84 r8:00000002 r7:60000113 r6:ed2a9d8c r5:85b02400 r4:85b02400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b02400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2a9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9aa40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b02400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecefd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3338c r4:85b33000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3338c r4:85036680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b02400 r8:850366ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036680 r8:80287e08 r7:ed2b5e60 r6:85036700 r5:85b02400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2a9fb0 to 0xed2a9ff8) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:750:6781 is blocked on a mutex likely owned by task kworker/0:298:3910. 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ed2c5d84 r8:00000002 r7:60000013 r6:ed2c5d8c r5:85b08c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c5e08 r9:83018205 r8:85b08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 r5:85b3378c r4:85b33400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85036780 5fa0: 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:752 state:D stack:0 pid:6785 tgid:6785 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2c1d84 r8:00000002 r7:60000113 r6:ed2c1d8c r5:84a8bc00 r4:84a8bc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a8bc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9ae00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84a8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf4d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b33b8c r4:85b33800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b33b8c r4:85036880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a8bc00 r8:850368ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036880 r8:80287e08 r7:ed2c5e60 r6:84ba6680 r5:84a8bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2c1fb0 to 0xed2c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b9acc0 INFO: task kworker/1:752:6785 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9cd16000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:753:6788 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:85a50000 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b33f8c r4:85b33c00 r7:ddde2d80 r6:83018200 r5:85b33f8c r4:85036900 r10:00000000 r9:85036900 r8:80287e08 r7:ed2c1e60 r6:84ba6700 r5:85a50000 r4:84b9af80 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:754 state:D stack:0 pid:6791 tgid:6791 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed131d84 r8:00000002 r7:60000113 r6:ed131d8c r5:85a51800 r4:85a51800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a51800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed131e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a51800 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb67000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3438c r4:85b34000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3438c r4:85036980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a51800 r8:850369ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036980 r8:80287e08 r7:ed2d1e60 r6:84ba6780 r5:85a51800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed131fb0 to 0xed131ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b9af40 INFO: task kworker/1:754:6791 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9cd16000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:755:6793 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:755 state:D stack:0 pid:6793 tgid:6793 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2c9d84 r8:00000002 r7:60000113 r6:ed2c9d8c r5:85b08000 r4:85b08000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b08000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c9e08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85b34f8c r4:85b34c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b34f8c r4:85036a00 r4:85036a00 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b0b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec69b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3478c r4:85b34400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3478c r4:85036b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b0b000 r8:85036b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036b00 r8:80287e08 r7:ed2c9e60 r6:85036b80 r5:85b0b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2cdfb0 to 0xed2cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85388380 INFO: task kworker/1:756:6794 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9d6a2000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc5-syzkaller #0 r4:85b0bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2d5e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85b34b8c r4:85b34800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85b0bc00 r8:85036c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85b0a400 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388640 r5:85b3538c r4:85b35000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85036d00 r8:80287e08 r7:ed2c9e60 r6:85036d80 r5:85b0a400 INFO: task kworker/1:758:6799 is blocked on a mutex likely owned by task kworker/0:298:3910. Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9d92f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:759:6801 blocked for more than 474 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:759 state:D stack:0 pid:6801 tgid:6801 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed161d84 r8:00000002 r7:60000013 r6:ed161d8c r5:85b0d400 r4:85b0d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b0d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed161e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca4f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3578c r4:85b35400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3578c r4:85036e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b0d400 r8:85036eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036e80 r8:80287e08 r7:ed13de60 r6:85036f00 r5:85b0d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed161fb0 to 0xed161ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85b35b8c r4:85b35800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b0e000 r8:85036e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85036e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85036e00 r8:80287e08 r7:ed161e60 r6:85036f80 r5:85b0e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed16dfb0 to 0xed16dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853887c0 INFO: task kworker/1:760:6803 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9e16c000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r5:85b0ec00 r4:8291a680 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853888c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b0ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecae3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b35f8c r4:85b35c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b35f8c r4:84854000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b0ec00 r8:8485402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854000 r8:80287e08 r7:ed16de60 r6:84854080 r5:85b0ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1e1fb0 to 0xed1e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853888c0 INFO: task kworker/1:761:6805 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9e16c000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:edff1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:85b0c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b0c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1ede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388c80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b0c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb31000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3638c r4:85b36000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3638c r4:84854180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b0c800 r8:848541ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854180 r8:80287e08 r7:ed1e1e60 r6:84854200 r5:85b0c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed1edfb0 to 0xed1edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85388b40 INFO: task kworker/1:762:6807 is blocked on a mutex likely owned by task kworker/0:298:3910. Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9e783000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:763 state:D stack:0 pid:6809 tgid:6809 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b09800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccb3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b36f8c r4:85b36c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b36f8c r4:84854100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b09800 r8:8485412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:764:6811 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:764 state:D stack:0 pid:6811 tgid:6811 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed205d84 r8:00000002 r7:60000013 r6:ed205d8c r5:85b10000 r4:85b10000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b10000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed205e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388e00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b10000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecbad000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3678c r4:85b36400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3678c r4:84854300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b10000 r8:8485432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854300 r8:80287e08 r7:ed201e60 r6:84854380 r5:85b10000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed205fb0 to 0xed205ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545b000 INFO: task kworker/1:764:6811 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85b10c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b10c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed225e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc3f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b36b8c r4:85b36800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b36b8c r4:84854400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b10c00 r8:8485442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854400 r8:80287e08 r7:ed201e60 r6:84854480 r5:85b10c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed225fb0 to 0xed225ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545b000 INFO: task kworker/1:765:6812 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9ebf5000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85b11800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 r5:85b3738c r4:85b37000 r7:ddde2d80 r6:83018200 r5:85b3738c r4:84854500 r10:00000000 r9:84854500 r8:80287e08 r7:ed201e60 r6:84854580 r5:85b11800 r4:8545b200 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:767:6817 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:767 state:D stack:0 pid:6817 tgid:6817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed241d84 r8:00000002 r7:60000113 r6:ed241d8c r5:85b12400 r4:85b12400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b12400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed241e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545b600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b12400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf55000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b37b8c r4:85b37800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b37b8c r4:84854600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b12400 r8:8485462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854600 r8:80287e08 r7:ed229e60 r6:84854680 r5:85b12400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed241fb0 to 0xed241ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8545b300 Call trace: 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85b13000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed269e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd61000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b3778c r4:85b37400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b3778c r4:84854700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b13000 r8:8485472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854700 r8:80287e08 r7:ed241e60 r6:84854780 r5:85b13000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed269fb0 to 0xed269ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545b480 INFO: task kworker/1:768:6819 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9f218000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85b44b8c r4:85b44800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:770:6823 blocked for more than 475 seconds. r4:85b15400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2dde08 r5:00001000 r4:ecfe5000 r5:85b37f8c r4:85b37c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b37f8c r4:84854900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b15400 r8:8485492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854900 r8:80287e08 r7:ed271e60 r6:84854980 r5:85b15400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2ddfb0 to 0xed2ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545b880 INFO: task kworker/1:770:6823 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9fdbb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:771:6829 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:771 state:D stack:0 pid:6829 tgid:6829 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2f1d84 r8:00000002 r7:60000113 r6:ed2f1d8c r5:85b14800 r4:85b14800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b14800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545be40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b14800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed089000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4438c r4:85b44000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4438c r4:84854a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b14800 r8:84854a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854a00 r8:80287e08 r7:ed271e60 r6:84854a80 r5:85b14800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2f1fb0 to 0xed2f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545bf80 INFO: task kworker/1:771:6829 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85b16c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2ede08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85388b40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed095000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4478c r4:85b44400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4478c r4:84854b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b16c00 r8:84854b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854b00 r8:80287e08 r7:ed271e60 r6:84854b80 r5:85b16c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2edfb0 to 0xed2edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543c280 INFO: task kworker/1:772:6834 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: 9fdbb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b16000 r8:84854c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:850e4700 task:kworker/1:774 state:D stack:0 pid:6836 tgid:6836 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2fde08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b18000 r8:84854d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed2fdfb0 to 0xed2fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543c280 INFO: task kworker/1:774:6836 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a0230000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:775:6838 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:775 state:D stack:0 pid:6838 tgid:6838 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2f5d84 r8:00000002 r7:60000113 r6:ed2f5d8c r5:85b18c00 r4:85b18c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b18c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b18c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0c9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4578c r4:85b45400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4578c r4:84854e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b18c00 r8:84854e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854e00 r8:80287e08 r7:ed2d9e60 r6:84854e80 r5:85b18c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2f5fb0 to 0xed2f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543c6c0 INFO: task kworker/1:775:6838 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a0230000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:776:6840 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:776 state:D stack:0 pid:6840 tgid:6840 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed305d84 r8:00000002 r7:60000013 r6:ed305d8c r5:85b19800 r4:85b19800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b19800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed305e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b19800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed129000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b45f8c r4:85b45c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b45f8c r4:84854f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b19800 r8:84854f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84854f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84854f00 r8:80287e08 r7:ed2f5e60 r6:84854f80 r5:85b19800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed305fb0 to 0xed305ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543c540 INFO: task kworker/1:776:6840 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a0230000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed2f9d84 r8:00000002 r7:60000013 r6:ed2f9d8c r5:85b1a400 r4:85b1a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b1a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2f9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0df000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b45b8c r4:85b45800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b45b8c r4:854bb000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b1a400 r8:854bb02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bb000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bb000 r8:80287e08 r7:ed305e60 r6:854bb080 r5:85b1a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed2f9fb0 to 0xed2f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543c800 INFO: task kworker/1:777:6842 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a07a5000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:778:6845 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:778 state:D stack:0 pid:6845 tgid:6845 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed309d84 r8:00000002 r7:60000013 r6:ed309d8c r5:85b1b000 r4:85b1b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b1b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed309e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543cbc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed155000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4678c r4:85b46400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: a07a5000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ca00 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4638c r4:85b46000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 r5:80070013 r4:80239bb0 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:780:6848 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:780 state:D stack:0 pid:6848 tgid:6848 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed30dd84 r8:00000002 r7:60000113 r6:ed30dd8c r5:85b1c800 r4:85b1c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b1c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed30de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ccc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b1c800 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed16f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b46b8c r4:85b46800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b46b8c r4:854bb300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b1c800 r8:854bb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bb300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bb300 r8:80287e08 r7:ed309e60 r6:854bb380 r5:85b1c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed30dfb0 to 0xed30dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543ce00 INFO: task kworker/1:780:6848 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a1030000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:781:6851 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:781 state:D stack:0 pid:6851 tgid:6851 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed315d84 r8:00000002 r7:60000113 r6:ed315d8c r5:85b1d400 r4:85b1d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b1d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed315e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9afc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4778c r4:85b47400 r10:61c88647 r9:85b1d400 r8:854bb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed315fb0 to 0xed315ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85b1e000 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b46f8c r4:85b46c00 r10:61c88647 r9:85b1e000 r8:854bb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:783:6854 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:783 state:D stack:0 pid:6854 tgid:6854 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed281d84 r8:00000002 r7:60000013 r6:ed281d8c r5:85b1ec00 r4:85b1ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b1ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed281e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545bcc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb49000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b4738c r4:85b47000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b4738c r4:854bb600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b1ec00 r8:854bb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bb600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bb600 r8:80287e08 r7:ed315e60 r6:854bb680 r5:85b1ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed281fb0 to 0xed281ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848bb740 INFO: task kworker/1:783:6854 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a155e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:784:6856 blocked for more than 475 seconds. r4:85b20000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec793000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b20000 r8:854bb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:785:6859 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:785 state:D stack:0 pid:6859 tgid:6859 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed321d84 r8:00000002 r7:60000113 r6:ed321d8c r5:85b20c00 r4:85b20c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b20c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed321e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d5000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb87000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b47b8c r4:85b47800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b47b8c r4:854bb800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b20c00 r8:854bb82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bb800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:854bb800 r8:80287e08 r7:ed31de60 r6:854bb880 r5:85b20c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed321fb0 to 0xed321ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d5300 INFO: task kworker/1:785:6859 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a1af9000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r4:00000000 r5:00001000 r4:ecd99000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b21800 r8:854bb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed325fb0 to 0xed325ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d5180 INFO: task kworker/1:786:6860 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a1af9000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:787:6862 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:787 state:D stack:0 pid:6862 tgid:6862 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed329d84 r8:00000002 r7:60000013 r6:ed329d8c r5:85b22400 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b22400 r8:854bba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d20: a1d40000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:788:6864 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:788 state:D stack:0 pid:6864 tgid:6864 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed32dd84 r8:00000002 r7:60000113 r6:ed32dd8c r5:85b23000 r4:85b23000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b23000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed32de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d5500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b23000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec969000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5078c r4:85b50400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5078c r4:854bbb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b23000 r8:854bbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854bbb00 r10:00000000 r9:854bbb00 r8:80287e08 r7:ed325e60 r6:854bbb80 r5:85b23000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:85b23c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85b5138c r4:854bbc00 Exception stack(0xed331fb0 to 0xed331ff8) Call trace: r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a2620000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:790:6868 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:790 state:D stack:0 pid:6868 tgid:6868 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed335d84 r8:00000002 r7:60000013 r6:ed335d8c r5:85b24800 r4:85b24800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b24800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed335e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d5740 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b50f8c r4:85b50c00 r10:61c88647 r9:85b24800 r8:854bbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b25400 r8:854bbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:792:6872 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:792 state:D stack:0 pid:6872 tgid:6872 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed33dd84 r8:00000002 r7:60000113 r6:ed33dd8c r5:85b26000 r4:85b26000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b26000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed33de08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b51b8c r4:85b51800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xed33dfb0 to 0xed33dff8) Workqueue: events bpf_prog_free_deferred 1d20: a2caf000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:793:6874 blocked for more than 475 seconds. r4:85b26c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed341e08 r5:00001000 r4:ecf41000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xed341fb0 to 0xed341ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:794:6876 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:794 state:D stack:0 pid:6876 tgid:6876 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed345d84 r8:00000002 r7:60000113 r6:ed345d8c r5:85b28000 r4:85b28000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b28000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed345e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d5ec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b28000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf81000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5238c r4:85b52000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5238c r4:85283100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b28000 r8:8528312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85283100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85283100 r8:80287e08 r7:ed341e60 r6:85283180 r5:85b28000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed345fb0 to 0xed345ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d5fc0 INFO: task kworker/1:794:6876 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a2caf000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Not tainted 6.15.0-rc5-syzkaller #0 r4:85b28c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed349e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5278c r4:85b52400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed349fb0 to 0xed349ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850d5fc0 INFO: task kworker/1:795:6878 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a30dd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:796:6880 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:796 state:D stack:0 pid:6880 tgid:6880 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b29800 r8:8528332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed34dfb0 to 0xed34dff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:797:6883 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:797 state:D stack:0 pid:6883 tgid:6883 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b52f8c r4:85b52c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b52f8c r4:85283400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b2a400 r8:8528342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85283400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85283400 r8:80287e08 r7:ed34de60 r6:85283480 r5:85b2a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed351fb0 to 0xed351ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8543dbc0 INFO: task kworker/1:797:6883 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b2b000 r8:8528352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed355fb0 to 0xed355ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85348ec0 INFO: task kworker/1:798:6884 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a352e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed359e08 r5:00001000 r4:ed1bb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85b5378c r4:85b53400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85b5378c r4:85283600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b2bc00 r8:8528362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85283600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85283600 r8:80287e08 r7:ed355e60 r6:85283680 r5:85b2bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed359fb0 to 0xed359ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850d40 INFO: task kworker/1:799:6886 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85283700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85283700 r8:80287e08 r7:ed359e60 r6:85283780 r5:85b2d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed361fb0 to 0xed361ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84850dc0 INFO: task kworker/1:800:6887 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a3cd9000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:801:6892 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:801 state:D stack:0 pid:6892 tgid:6892 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed36dd84 r8:00000002 r7:60000113 r6:ed36dd8c r5:85b2c800 r5:85b2c800 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b2c800 r8:8528382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:80070013 r4:80239bb0 r4:e0781dc0 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85b2e000 r8:8528392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:852ff100 INFO: task kworker/1:802:6894 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a40d3000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:803:6896 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:803 state:D stack:0 pid:6896 tgid:6896 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed375d84 r8:00000002 r7:60000113 r6:ed375d8c r5:85bc8c00 r4:85bc8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bc8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed375e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ed231000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530878c r4:85308400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xed375fb0 to 0xed375ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ff6c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bca400 r7:00000000 r6:83018200 r5:00001000 r4:7f115000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed239000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85308b8c r4:85308800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85308b8c r4:85283b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bca400 r8:85283b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85283b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85283b00 r8:80287e08 r7:ed375e60 r6:85283b80 r5:85bca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed379fb0 to 0xed379ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852ff480 INFO: task kworker/1:804:6898 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a44cd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:805:6900 blocked for more than 475 seconds. r5:85bcb000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85308f8c r4:85308c00 r10:61c88647 r9:85bcb000 r8:85283c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed37dfb0 to 0xed37dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852ff680 INFO: task kworker/1:805:6900 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a4672000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:806:6902 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:806 state:D stack:0 pid:6902 tgid:6902 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed381d84 r8:00000002 r7:60000113 r6:ed381d8c r5:85bcbc00 r4:85bcbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bcbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed381e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ffcc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bcbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f11b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed26d000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530978c r4:85309400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85bc9800 r8:85283e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bcc800 r7:00000000 r6:83018200 r5:00001000 r4:7f11d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed283000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85309b8c r4:85309800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85309b8c r4:85283f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bcc800 r8:85283f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85283f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85283f00 r8:80287e08 r7:ed381e60 r6:85283f80 r5:85bcc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed369fb0 to 0xed369ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852ff680 INFO: task kworker/1:808:6906 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a5674000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:809:6907 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85bce000 r4:8291a680 r4:00000000 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530a38c r4:8530a000 r10:61c88647 r9:85bcec00 r8:8527c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a5c47000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:811:6912 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:811 state:D stack:0 pid:6912 tgid:6912 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed395d84 r8:00000002 r7:60000013 r6:ed395d8c r5:85b2ec00 r4:85b2ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b2ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed395e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852764c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85b2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f123000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2bd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530a78c r4:8530a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8530a78c r4:8527c200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b2ec00 r8:8527c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527c200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527c200 r8:80287e08 r7:ed391e60 r6:8527c280 r5:85b2ec00 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85bcd400 r8:8527c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:813:6916 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:813 state:D stack:0 pid:6916 tgid:6916 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed35dd84 r8:00000002 r7:60000113 r6:ed35dd8c r5:85a54800 r4:85a54800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a54800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed35de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a54800 r7:00000000 r6:83018200 r5:00001000 r4:7f127000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530af8c r4:8530ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8530af8c r4:8527c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a54800 r8:8527c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527c400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527c400 r8:80287e08 r7:ed39de60 r6:84ba6800 r5:85a54800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed35dfb0 to 0xed35dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85276680 INFO: task kworker/1:813:6916 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a62cc000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed365e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a53c00 r7:00000000 r6:83018200 r5:00001000 r4:7f129000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3ab000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530b38c r4:8530b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a53c00 r8:8527c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:85a53000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530b78c r4:8530b400 r10:61c88647 r9:85a53000 r8:8527c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r5:85bd0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed389e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85276940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bd0000 r7:00000000 r6:83018200 r5:00001000 r4:7f131000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3bb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8530bb8c r4:8530b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8530bb8c r4:8527c580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd0000 r8:8527c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527c580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527c580 r8:80287e08 r7:ed3b9e60 r6:8527c600 r5:85bd0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed389fb0 to 0xed389ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85276cc0 INFO: task kworker/1:816:6922 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a6912000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:817:6924 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3cdd84 r8:00000002 r7:60000113 r6:ed3cdd8c r5:85bd2400 r4:85bd2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3cde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852de0c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f137000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534438c r4:85344000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534438c r4:8527c680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd2400 r8:8527c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527c680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527c680 r8:80287e08 r7:ed389e60 r6:8527c700 r5:85bd2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed3cdfb0 to 0xed3cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85276800 INFO: task kworker/1:817:6924 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:818:6927 blocked for more than 475 seconds. r4:85bd3000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ed3d3000 r5:8530bf8c r4:8530bc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8527c780 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:819:6929 blocked for more than 475 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:819 state:D stack:0 pid:6929 tgid:6929 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3e5d84 r8:00000002 r7:60000113 r6:ed3e5d8c r5:85bd3c00 r4:85bd3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3e5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852de540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bd3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f13b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3ed000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85344b8c r4:85344800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85344b8c r4:8527c880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd3c00 r8:8527c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527c880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527c880 r8:80287e08 r7:ed3cde60 r6:8527c900 r5:85bd3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed3e5fb0 to 0xed3e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852de080 INFO: task kworker/1:819:6929 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a6912000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:820:6931 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:820 state:D stack:0 pid:6931 tgid:6931 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3f1d84 r8:00000002 r7:60000013 r6:ed3f1d8c r5:85bd4800 r4:85bd4800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd4800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852de340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bd4800 r7:00000000 r6:83018200 r5:00001000 r4:7f139000 r5:8534478c r4:85344400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534478c r4:8527c980 r4:8527c980 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r5:84aa738c r4:84aa7000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:821:6934 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:821 state:D stack:0 pid:6934 tgid:6934 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed3ddd84 r8:00000002 r7:60000013 r6:ed3ddd8c r5:85bd1800 r4:85bd1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3dde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 r5:85344f8c r4:85344c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85bd5400 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85345b8c r4:85345800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8527cb80 r8:80287e08 r7:ed3dde60 r6:8527cc00 r5:85bd5400 Workqueue: events bpf_prog_free_deferred r4:82ac21e4 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:00000001 r4:850e4700 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed401e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852de840 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bd6000 r7:00000000 r6:83018200 r5:00001000 r4:7f13f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3fd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534538c r4:85345000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534538c r4:8527cc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd6000 r8:8527ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527cc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527cc80 r8:80287e08 r7:ed3c5e60 r6:8527cd00 r5:85bd6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed401fb0 to 0xed401ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852de800 INFO: task kworker/1:823:6937 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a74a4000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:824:6939 blocked for more than 476 seconds. Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85bd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f141000 r5:8534578c r4:85345400 r7:ddde2d80 r6:83018200 r5:8534578c r4:8527cd80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed421e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a56000 r8:8527ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8527ce80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8527ce80 r8:80287e08 r7:ed3c5e60 r6:84ba6980 r5:85a56000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed421fb0 to 0xed421ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852de8c0 INFO: task kworker/1:825:6941 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a781e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:8534638c r4:85346000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a55400 r8:8527cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Workqueue: events bpf_prog_free_deferred [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85346b8c r4:85346800 r10:00000000 r9:8527cf80 r8:80287e08 r7:ed42de60 r6:84ba6a80 r5:85a56c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed43dfb0 to 0xed43dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:852ded00 INFO: task kworker/1:827:6945 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a792c000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:828:6946 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 r5:85a52400 r4:8291a680 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dee80 r5:8534678c r4:85346400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:85a50c00 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85346f8c r4:85346c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85270080 r8:80287e08 r7:ed43de60 r6:84ba6b80 r5:85a50c00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a8018000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:830:6950 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:830 state:D stack:0 pid:6950 tgid:6950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed465d84 r8:00000002 r7:60000113 r6:ed465d8c r5:84958c00 r4:84958c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84958c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed465e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r9:83018205 r8:84958c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 r5:85347b8c r4:85347800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ed469d84 r8:00000002 r7:60000113 r6:ed469d8c r5:84959800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:8534738c r4:85347000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84959800 r8:852701ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:832:6958 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:832 state:D stack:0 pid:6958 tgid:6958 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed48dd84 r8:00000002 r7:60000113 r6:ed48dd8c r5:85bd0c00 r4:85bd0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed48de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857155c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bd0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7bd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8534778c r4:85347400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8534778c r4:85270200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd0c00 r8:8527022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85270200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85270200 r8:80287e08 r7:ed465e60 r6:85270280 r5:85bd0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed48dfb0 to 0xed48dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857154c0 INFO: task kworker/1:832:6958 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a8837000 e07a7000 00000001 80239b98 7f51d000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85bd8000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed41de08 r9:83018205 r8:85bd8000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 r5:85c0878c r4:85c08400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:834:6963 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:834 state:D stack:0 pid:6963 tgid:6963 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed459d84 r8:00000002 r7:60000113 r6:ed459d8c r5:85bd8c00 r4:85bd8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bd8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed459e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715a40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bd8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaf5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c0838c r4:85c08000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c0838c r4:85270400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bd8c00 r8:8527042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85270400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85270400 r8:80287e08 r7:ed41de60 r6:85270480 r5:85bd8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed459fb0 to 0xed459ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85715840 INFO: task kworker/1:834:6963 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a8837000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:835:6967 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:835 state:D stack:0 pid:6967 tgid:6967 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85bd9800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c08b8c r4:85c08800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85bd9800 r8:8527052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ed499d84 r8:00000002 r7:60000013 r6:ed499d8c r5:85bda400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed499e08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c0938c r4:85c09000 r7:ddde2d80 r6:83018200 r5:85c0938c r4:85270600 r10:61c88647 r9:85bda400 r8:8527062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85270600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85270600 r8:80287e08 r7:ed491e60 r6:85270680 r5:85bda400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed499fb0 to 0xed499ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85715c00 INFO: task kworker/1:836:6970 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a8b2b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:eccff000 r5:85c08f8c r4:85c08c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85270700 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:838:6973 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:838 state:D stack:0 pid:6973 tgid:6973 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed4a1d84 r8:00000002 r7:60000013 r6:ed4a1d8c r5:85bdbc00 r4:85bdbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bdbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4a1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85771540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bdbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf8b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c0978c r4:85c09400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c0978c r4:85270800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bdbc00 r8:8527082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85270800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85270800 r8:80287e08 r7:ed499e60 r6:85270880 r5:85bdbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4a1fb0 to 0xed4a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85bdc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bdc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4a5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848bd900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bdc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0ad000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c0ab8c r4:85c0a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c0ab8c r4:85270900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bdc800 r8:8527092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85270900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85270900 r8:80287e08 r7:ed4a1e60 r6:85270980 r5:85bdc800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:00001000 r4:edff1000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r10:8291a684 r9:ed4a9d84 r8:00000002 r7:60000013 r6:ed4a9d8c r5:85bdd400 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85bdd400 r8:85270a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: a9789000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:841:6979 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4ade08 r5:00001000 r4:ecfe3000 r5:85c09f8c r4:85c09c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85bde000 r8:85270b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4b1e08 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85c0a38c r4:85c0a000 r4:85270c00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:843:6983 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:843 state:D stack:0 pid:6983 tgid:6983 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed495d84 r8:00000002 r7:60000013 r6:ed495d8c r5:85be8c00 r4:85be8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85be8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed495e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848bd540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85be8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed085000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c0a78c r4:85c0a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c0a78c r4:85270d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85be8c00 r8:85270d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85270d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85270d00 r8:80287e08 r7:ed4a5e60 r6:85270d80 r5:85be8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed495fb0 to 0xed495ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Not tainted 6.15.0-rc5-syzkaller #0 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ed0bf000 r5:85c0af8c r4:85c0ac00 r7:ddde2d80 r6:83018200 r5:85c0af8c r4:85270e00 dfa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r5:00001000 r4:ed159000 r5:85c0bf8c r4:85c0bc00 r10:61c88647 r9:85bea400 r8:85270f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848bda40 Call trace: r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: aa33b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:846:6990 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:846 state:D stack:0 pid:6990 tgid:6990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed4c9d84 r8:00000002 r7:60000113 r6:ed4c9d8c r5:8495a400 r4:8495a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848bda80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8495a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c0b38c r4:85c0b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c0b38c r4:8482d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495a400 r8:8482d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482d000 r8:80287e08 r7:ed4b9e60 r6:84ba6d00 r5:8495a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4c9fb0 to 0xed4c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848bdd40 INFO: task kworker/1:846:6990 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:847:6991 blocked for more than 476 seconds. r4:8495c800 r4:00000000 r4:00000000 r5:85c0b78c r4:85c0b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8482d080 r4:848bdd80 Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: aa33b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 task:kworker/1:848 state:D stack:0 pid:6993 tgid:6993 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848bde00 r5:85c0bb8c r4:85c0b800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8495bc00 r8:8482d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848bdc00 Exception stack(0xe0781d28 to 0xe0781d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000001 INFO: task kworker/1:849:6995 blocked for more than 476 seconds. r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8482d180 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:850 state:D stack:0 pid:6997 tgid:6997 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed4e5d84 r8:00000002 r7:60000113 r6:ed4e5d8c r5:8495e000 r4:8495e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8495e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4e5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727e80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8495e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed19d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c10f8c r4:85c10c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c10f8c r4:8482d200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495e000 r8:8482d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482d200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482d200 r8:80287e08 r7:ed4dde60 r6:84ba6f00 r5:8495e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4e5fb0 to 0xed4e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:80070013 r4:80239bb0 r5:00001000 r4:edff1000 r4:850b7e80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:85c1078c r4:85c10400 r7:ddde2d80 r6:83018200 r5:85c1078c r4:8482d280 r10:61c88647 r9:85bc8000 r8:8482d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482d280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482d280 r8:80287e08 r7:ed4e5e60 r6:84ba6f80 r5:85bc8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4f1fb0 to 0xed4f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85727080 INFO: task kworker/1:851:7000 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ab59f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:852:7001 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:852 state:D stack:0 pid:7001 tgid:7001 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:8495b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4fde08 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8495b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4f3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c10b8c r4:85c10800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c10b8c r4:8482d300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8495b000 r8:8482d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482d300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482d300 r8:80287e08 r7:ed4e5e60 r6:856f6000 r5:8495b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed4fdfb0 to 0xed4fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857272c0 INFO: task kworker/1:852:7001 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ab59f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:853:7008 blocked for more than 476 seconds. r4:8495ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c1e08 r5:85b6178c r4:85b61400 r7:ddde2d80 r6:83018200 r5:85b6178c r4:8482d380 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r5:80070013 r4:80239bb0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:854:7025 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:854 state:D stack:0 pid:7025 tgid:7025 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed50dd84 r8:00000002 r7:60000013 r6:ed50dd8c r5:85648000 r4:85648000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85648000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed50de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c6c0 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c12b8c r4:85c12800 r10:61c88647 r9:85648000 r8:8482d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Call trace: r5:80070013 r4:80239bb0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0781fb0 to 0xe0781ff8) Workqueue: events bpf_prog_free_deferred r5:85649800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed511e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85727d80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85649800 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1db000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1138c r4:85c11000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1138c r4:8482d480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85649800 r8:8482d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482d480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482d480 r8:80287e08 r7:ed50de60 r6:856f6180 r5:85649800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed511fb0 to 0xed511ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85727e40 INFO: task kworker/1:855:7026 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ab8e3000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred r5:8564b000 r4:8291a680 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85c1178c r4:85c11400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8482d500 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: abde6000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85c11b8c r4:85c11800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c11b8c r4:8482d580 r10:61c88647 r9:8564bc00 r8:8482d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:858:7033 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:858 state:D stack:0 pid:7033 tgid:7033 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdcdd84 r8:00000002 r7:60000013 r6:ecdcdd8c r5:85bec800 r4:85bec800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bec800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdcde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c380 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bec800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7a3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1238c r4:85c12000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1238c r4:8482d600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bec800 r8:8482d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482d600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482d600 r8:80287e08 r7:ed50de60 r6:8482d680 r5:85bec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdcdfb0 to 0xecdcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857277c0 INFO: task kworker/1:858:7033 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ac4b7000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:859:7046 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:859 state:D stack:0 pid:7046 tgid:7046 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed479d84 r8:00000002 r7:60000013 r6:ed479d8c r5:85bed400 r4:85bed400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bed400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed479e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bed400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca31000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1278c r4:85c12400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1278c r4:8482d700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bed400 r8:8482d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482d700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482d700 r8:80287e08 r7:ed50de60 r6:8482d780 r5:85bed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed479fb0 to 0xed479ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:8526c3c0 Call trace: 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526c980 r5:85c12f8c r4:85c12c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8482d800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 task:kworker/1:861 state:D stack:0 pid:7051 tgid:7051 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed545e08 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ba0c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bee000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed065000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c13b8c r4:85c13800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c13b8c r4:8482d900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bee000 r8:8482d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482d900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482d900 r8:80287e08 r7:ed485e60 r6:8482d980 r5:85bee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed545fb0 to 0xed545ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526c940 INFO: task kworker/1:861:7051 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: acfa0000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:850e4700 r4:85beb000 r4:00000000 r9:83018205 r8:85beb000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:850e4700 r10:8291a684 r9:ed54dd84 r8:00000002 r7:60000013 r6:ed54dd8c r5:85be9800 r5:00001000 r4:ecfb1000 r5:85c1378c r4:85c13400 r10:61c88647 r9:85be9800 r8:8482db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482db00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482db00 r8:80287e08 r7:ed545e60 r6:8482db80 r5:85be9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed54dfb0 to 0xed54dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8526c880 INFO: task kworker/1:863:7054 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: acfa0000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:864 state:D stack:0 pid:7057 tgid:7057 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:84a3b78c r4:84a3b400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xed551fb0 to 0xed551ff8) Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:865:7058 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:865 state:D stack:0 pid:7058 tgid:7058 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed555d84 r8:00000002 r7:60000113 r6:ed555d8c r5:85bf3000 r4:85bf3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bf3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed555e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525a000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bf3000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed083000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c13f8c r4:85c13c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c13f8c r4:8482dd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bf3000 r8:8482dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482dd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482dd00 r8:80287e08 r7:ed551e60 r6:8482dd80 r5:85bf3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed555fb0 to 0xed555ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525a100 INFO: task kworker/1:865:7058 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:866:7062 blocked for more than 476 seconds. r4:85bf0000 r4:00000000 r4:00000000 r5:00001000 r4:ed15b000 r5:85c1cb8c r4:85c1c800 r10:61c88647 r9:85bf0000 r8:8482de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:867:7064 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:867 state:D stack:0 pid:7064 tgid:7064 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed561d84 r8:00000002 r7:60000013 r6:ed561d8c r5:85bf3c00 r4:85bf3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bf3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed561e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525a580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bf3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0e1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1c38c r4:85c1c000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1c38c r4:8482df00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bf3c00 r8:8482df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8482df00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8482df00 r8:80287e08 r7:ed55de60 r6:8482df80 r5:85bf3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed561fb0 to 0xed561ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525a540 INFO: task kworker/1:867:7064 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ad9a9000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ed147000 r5:85c1c78c r4:85c1c400 r10:61c88647 r9:85bf0c00 r8:851b402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed569e08 r5:85c1cf8c r4:85c1cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1cf8c r4:851b4100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bf5400 r8:851b412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b4100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b4100 r8:80287e08 r7:ed55de60 r6:851b4180 r5:85bf5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed569fb0 to 0xed569ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8525a940 INFO: task kworker/1:869:7068 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: ae0dd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 INFO: task kworker/1:870:7070 blocked for more than 476 seconds. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ed3b3000 r5:85c1d38c r4:85c1d000 r7:ddde2d80 r6:83018200 r5:85c1d38c r4:851b4200 dfa0: 00000000 00000000 00000000 00000000 1d20: ae488000 e07a7000 00000001 80239b98 7f51d000 00000001 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:871:7072 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:871 state:D stack:0 pid:7072 tgid:7072 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed571d84 r8:00000002 r7:60000113 r6:ed571d8c r5:85bf6c00 r4:85bf6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bf6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed571e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b2000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bf6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3d5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1db8c r4:85c1d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1db8c r4:851b4300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bf6c00 r8:851b432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b4300 Exception stack(0xed571fb0 to 0xed571ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:850e4700 task:kworker/1:872 state:D stack:0 pid:7074 tgid:7074 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1d78c r4:85c1d400 r10:61c88647 r9:85bf4800 r8:851b442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:873:7076 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:873 state:D stack:0 pid:7076 tgid:7076 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed579d84 r8:00000002 r7:60000113 r6:ed579d8c r5:85bf8000 r4:85bf8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bf8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed579e08 r4:00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b22c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bf8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3eb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1df8c r4:85c1dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1df8c r4:851b4500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bf8000 r8:851b452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b4500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b4500 r8:80287e08 r7:ed571e60 r6:851b4580 r5:85bf8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed579fb0 to 0xed579ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b2080 INFO: task kworker/1:873:7076 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: aeba8000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85bf8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 r5:85c1e38c r4:85c1e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85bf8c00 r8:851b462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:84aa738c r4:84aa7000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b2580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85bf9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed405000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1e78c r4:85c1e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1e78c r4:851b4700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bf9800 r8:851b472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b4700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b4700 r8:80287e08 r7:ed559e60 r6:851b4780 r5:85bf9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed525fb0 to 0xed525ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b2340 INFO: task kworker/1:875:7080 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: aeba8000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Call trace: [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85c1ef8c r4:85c1ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:851b2540 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 r5:00001000 r4:edff1000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:877:7084 blocked for more than 476 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:877 state:D stack:0 pid:7084 tgid:7084 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed57dd84 r8:00000002 r7:60000013 r6:ed57dd8c r5:85bfb000 r4:85bfb000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85bfb000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed57de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c1eb8c r4:85c1e800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85bfb000 r8:851b492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b2540 Workqueue: events bpf_prog_free_deferred 1d20: af4ed000 e07a7000 00000001 80239b98 7f51d000 00000001 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85bfbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f129000 r5:85c1ff8c r4:85c1fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1ff8c r4:851b4a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bfbc00 r8:851b4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b4a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b4a00 r8:80287e08 r7:ed509e60 r6:851b4a80 r5:85bfbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed585fb0 to 0xed585ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b2800 INFO: task kworker/1:878:7087 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: af4ed000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 r5:00001000 r4:edff1000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 task:kworker/1:879 state:D stack:0 pid:7088 tgid:7088 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85c1f38c r4:85c1f000 r10:61c88647 r9:85bfc800 r8:851b4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b4b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b4b00 r8:80287e08 r7:ed585e60 r6:851b4b80 r5:85bfc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed581fb0 to 0xed581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b2900 INFO: task kworker/1:879:7088 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ed589d84 r8:00000002 r7:60000113 r6:ed589d8c r5:85bfd400 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85c1f78c r4:85c1f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c1f78c r4:851b4c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bfd400 r8:851b4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b4c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b4c00 r8:80287e08 r7:ed585e60 r6:851b4c80 r5:85bfd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed589fb0 to 0xed589ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b2a80 INFO: task kworker/1:880:7090 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: af8d8000 e07a7000 00000001 80239b98 7f51d000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ed45d000 r5:85c1fb8c r4:85c1f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85bfe000 r8:851b4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:85c2438c r4:85c24000 r7:ddde2d80 r6:83018200 r5:85c2438c r4:851b4e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85bfec00 r8:851b4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:851b4e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b4e00 r8:80287e08 r7:ed585e60 r6:851b4e80 r5:85bfec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed591fb0 to 0xed591ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851b2e40 INFO: task kworker/1:882:7094 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: afb74000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c2478c r4:85c24400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:851b4f00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed599d84 r8:00000002 r7:60000113 r6:ed599d8c r5:85c30000 r4:85c30000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c30000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed599e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c30000 r7:00000000 r6:83018200 r5:00001000 r4:7f135000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c24b8c r4:85c24800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c24b8c r4:85011000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c30000 r8:8501102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85011000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85011000 r8:80287e08 r7:ed595e60 r6:85011080 r5:85c30000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed599fb0 to 0xed599ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85383280 INFO: task kworker/1:884:7099 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b04ce000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:885:7101 blocked for more than 477 seconds. r10:8291a684 r9:ed5a1d84 r8:00000002 r7:60000013 r6:ed5a1d8c r5:85c30c00 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85c24f8c r4:85c24c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85011100 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:886:7103 blocked for more than 477 seconds. r4:85c32400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed59de08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c2538c r4:85c25000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c2538c r4:85011200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c32400 r8:8501122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85011200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85011200 r8:80287e08 r7:ed5a1e60 r6:85011280 r5:85c32400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed59dfb0 to 0xed59dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:853832c0 INFO: task kworker/1:886:7103 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b0723000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:887:7105 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:887 state:D stack:0 pid:7105 tgid:7105 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5b9d84 r8:00000002 r7:60000113 r6:ed5b9d8c r5:85c33c00 r4:85c33c00 r5:85c33c00 r4:8291a680 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:00001000 r4:ed5c9000 r5:85c25b8c r4:85c25800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85c33c00 r8:8501132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383800 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c34800 r7:00000000 r6:83018200 r5:00001000 r4:7f13d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed5b1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c2578c r4:85c25400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c2578c r4:85011400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c34800 r8:8501142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85011400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85011400 r8:80287e08 r7:ed5b9e60 r6:85011480 r5:85c34800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5c1fb0 to 0xed5c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85383880 INFO: task kworker/1:888:7106 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b0bbf000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ed5cdd84 r8:00000002 r7:60000113 r6:ed5cdd8c r5:85c33000 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85c25f8c r4:85c25c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c25f8c r4:85011500 r10:61c88647 r9:85c33000 r8:8501152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:890:7113 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:890 state:D stack:0 pid:7113 tgid:7113 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5a5d84 r8:00000002 r7:60000113 r6:ed5a5d8c r5:85c35400 r4:85c35400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c35400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5a5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383cc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c35400 r7:00000000 r6:83018200 r5:00001000 r4:7f145000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed5d9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c2638c r4:85c26000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c2638c r4:85011600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c35400 r8:8501162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85011600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85011600 r8:80287e08 r7:ed5cde60 r6:85011680 r5:85c35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5a5fb0 to 0xed5a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85383d00 INFO: task kworker/1:890:7113 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b0bbf000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c2678c r4:85c26400 r10:61c88647 r9:85c36000 r8:8501172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:892:7116 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:892 state:D stack:0 pid:7116 tgid:7116 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed51dd84 r8:00000002 r7:60000113 r6:ed51dd8c r5:85c36c00 r4:85c36c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c36c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85c26b8c r4:85c26800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c26b8c r4:85011880 r10:61c88647 r9:85c36c00 r8:850118ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b171b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:893:7118 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:893 state:D stack:0 pid:7118 tgid:7118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5e9d84 r8:00000002 r7:60000113 r6:ed5e9d8c r5:85c38000 r4:85c38000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c38000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:00001000 r4:ec92d000 r5:85c26f8c r4:85c26c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c26f8c r4:85011800 r10:61c88647 r9:85c38000 r8:8501182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:00000000 r5:00001000 r4:edff1000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:85c2778c r4:85c27400 r10:61c88647 r9:8564d400 r8:85011a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:895:7123 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:895 state:D stack:0 pid:7123 tgid:7123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5f5d84 r8:00000002 r7:60000013 r6:ed5f5d8c r5:85c39800 r4:85c39800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c39800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcd700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c39800 r7:00000000 r6:83018200 r5:00001000 r4:7f149000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecdbf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c2738c r4:85c27000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c2738c r4:85011a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c39800 r8:85011aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85011a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85011a80 r8:80287e08 r7:ed5e5e60 r6:85011b00 r5:85c39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5f5fb0 to 0xed5f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcd140 INFO: task kworker/1:895:7123 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:00001000 r4:edff1000 r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c27b8c r4:85c27800 r10:61c88647 r9:85c3b000 r8:85011bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 r4:e0781dc0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:897 state:D stack:0 pid:7130 tgid:7130 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed605d84 r8:00000002 r7:60000113 r6:ed605d8c r5:85c3a400 r4:85c3a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c3a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed605e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f16b000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed25b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c68b8c r4:85c68800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c68b8c r4:85011c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c3a400 r8:85011cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85011c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85011c80 r8:80287e08 r7:ed601e60 r6:85011d00 r5:85c3a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed605fb0 to 0xed605ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcd8c0 INFO: task kworker/1:897:7130 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b264a000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85c3bc00 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85c27f8c r4:85c27c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85011d80 5fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:899:7136 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:899 state:D stack:0 pid:7136 tgid:7136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed61dd84 r8:00000002 r7:60000013 r6:ed61dd8c r5:85c3c800 r4:85c3c800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c3c800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed61de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f167000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed209000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c6838c r4:85c68000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c6838c r4:85011e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c3c800 r8:85011eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85011e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85011e80 r8:80287e08 r7:ed605e60 r6:85011f00 r5:85c3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed61dfb0 to 0xed61dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcdf00 INFO: task kworker/1:899:7136 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b27b2000 e07a7000 00000001 80239b98 7f51d000 00000001 1d60: 80230ad0 80239bb0 80070013 ffffffff [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:85c3d400 r4:00000000 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c6878c r4:85c68400 r7:ddde2d80 r6:83018200 r5:85c6878c r4:85011f80 r10:00000000 r9:85011f80 r8:80287e08 r7:ed605e60 r6:852e8000 r5:85c3d400 r4:851c4100 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:901:7143 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:901 state:D stack:0 pid:7143 tgid:7143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed625d84 r8:00000002 r7:60000113 r6:ed625d8c r5:8564ec00 r4:8564ec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8564ec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed625e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c4540 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8564ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f16f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2ad000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c6938c r4:85c69000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c6938c r4:852e8080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8564ec00 r8:852e80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e8080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e8080 r8:80287e08 r7:ed605e60 r6:856f6380 r5:8564ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed625fb0 to 0xed625ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c42c0 INFO: task kworker/1:901:7143 is blocked on a mutex likely owned by task kworker/0:298:3910. r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85c68f8c r4:85c68c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8564e000 r8:852e812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r4:850b7e80 Exception stack(0xe0781fb0 to 0xe0781ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:85c3ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5ede08 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85c6978c r4:85c69400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c6978c r4:852e8180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c3ec00 r8:852e81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e8180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e8180 r8:80287e08 r7:ed625e60 r6:852e8200 r5:85c3ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5edfb0 to 0xed5edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4600 INFO: task kworker/1:903:7147 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b3402000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:904:7149 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:904 state:D stack:0 pid:7149 tgid:7149 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed5f1d84 r8:00000002 r7:60000013 r6:ed5f1d8c r5:85c3e000 r4:85c3e000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c3e000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c69b8c r4:85c69800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85c3e000 r8:852e82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e8280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e8280 r8:80287e08 r7:ed5ede60 r6:852e8300 r5:85c3e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed5f1fb0 to 0xed5f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4600 INFO: task kworker/1:904:7149 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:84aa738c r4:84aa7000 r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:905 state:D stack:0 pid:7150 tgid:7150 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed631e08 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:85c69f8c r4:85c69c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c69f8c r4:852e8380 r4:852e8380 1fa0: 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:906:7152 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:906 state:D stack:0 pid:7152 tgid:7152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed639d84 r8:00000002 r7:60000113 r6:ed639d8c r5:85c40000 r4:85c40000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c40000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed639e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534d240 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c40000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec873000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c6af8c r4:85c6ac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c6af8c r4:852e8480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c40000 r8:852e84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e8480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e8480 r8:80287e08 r7:ed631e60 r6:852e8500 r5:85c40000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed639fb0 to 0xed639ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c48c0 INFO: task kworker/1:906:7152 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b3acb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c40c00 r7:00000000 r6:83018200 r5:00001000 r4:7f177000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed63f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c6a38c r4:85c6a000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c6a38c r4:852e8580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c40c00 r8:852e85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e8580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e8580 r8:80287e08 r7:ed639e60 r6:852e8600 r5:85c40c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed635fb0 to 0xed635ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:851c4cc0 INFO: task kworker/1:907:7155 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b3acb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:852e8680 r8:80287e08 r7:ed639e60 r6:852e8700 r5:85c41800 r4:851c4d00 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed651e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcdf40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c42400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebccf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c6ab8c r4:85c6a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c6ab8c r4:852e8780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c42400 r8:852e87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e8780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e8780 r8:80287e08 r7:ed639e60 r6:852e8800 r5:85c42400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed651fb0 to 0xed651ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8534d680 INFO: task kworker/1:909:7159 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b3dfd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:910:7162 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:910 state:D stack:0 pid:7162 tgid:7162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85c43000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e1e08 r5:00001000 r4:ecb11000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c6b38c r4:85c6b000 r7:ddde2d80 r6:83018200 r5:85c6b38c r4:852e8880 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 r4:00000000 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:912:7165 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:912 state:D stack:0 pid:7165 tgid:7165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed655d84 r8:00000002 r7:60000013 r6:ed655d8c r5:85c43c00 r4:85c43c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c43c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed655e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85710b00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c7478c r4:85c74400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c7478c r4:852e8a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c43c00 r8:852e8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e8a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852e8a00 r8:80287e08 r7:ed65de60 r6:852e8a80 r5:85c43c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed655fb0 to 0xed655ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85710100 INFO: task kworker/1:912:7165 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b42fe000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b42fe000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:914:7172 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:914 state:D stack:0 pid:7172 tgid:7172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed669d84 r8:00000002 r7:60000013 r6:ed669d8c r5:85c46000 r4:85c46000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c46000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed669e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:915 state:D stack:0 pid:7177 tgid:7177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed675d84 r8:00000002 r7:60000013 r6:ed675d8c r5:85c48000 r4:85c48000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c48000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed675e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85710d80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c48000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3f5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c74b8c r4:85c74800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c74b8c r4:852e8d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c48000 r8:852e8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:852e8d00 r10:00000000 r9:852e8d00 r8:80287e08 r7:ed655e60 r6:852e8d80 r5:85c48000 r4:00000000 r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85c49800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:852e8e00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:850b7e80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0781dc0 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:918:7183 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:918 state:D stack:0 pid:7183 tgid:7183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed681d84 r8:00000002 r7:60000013 r6:ed681d8c r5:85c4b000 r4:85c4b000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c4b000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed681e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ce000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed447000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c7538c r4:85c75000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c7538c r4:84ba0000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c4b000 r8:84ba002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0781d28 to 0xe0781d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xed661fb0 to 0xed661ff8) r4:850ce080 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ce200 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b56de000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:921:7190 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:921 state:D stack:0 pid:7190 tgid:7190 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed689d84 r8:00000002 r7:60000113 r6:ed689d8c r5:85c4d400 r4:85c4d400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c4d400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed689e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c7638c r4:85c76000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84ba0300 r8:80287e08 r7:ed661e60 r6:84ba0380 r5:85c4d400 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0781dc0 r5:00001000 r4:edff1000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eb8e9000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:84ba0400 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r4:85c4ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed691e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ced40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c4ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f121000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecddd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c7778c r4:85c77400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c7778c r4:84ba0500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c4ec00 r8:84ba052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ba0500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0500 r8:80287e08 r7:ed68de60 r6:84ba0580 r5:85c4ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed691fb0 to 0xed691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ce640 INFO: task kworker/1:923:7194 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b6077000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:924:7196 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:924 state:D stack:0 pid:7196 tgid:7196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed695d84 r8:00000002 r7:60000113 r6:ed695d8c r5:85c4a400 r4:85c4a400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c4a400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed695e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c76b8c r4:85c76800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c76b8c r4:84ba0600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c4a400 r8:84ba062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ba0600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0600 r8:80287e08 r7:ed691e60 r6:84ba0680 r5:85c4a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed695fb0 to 0xed695ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ce640 INFO: task kworker/1:924:7196 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b646c000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ed699d84 r8:00000002 r7:60000113 r6:ed699d8c r5:85c45400 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c76f8c r4:85c76c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85c45400 r8:84ba072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eccf5000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85c46c00 r8:84ba082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:927:7202 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:927 state:D stack:0 pid:7202 tgid:7202 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed69dd84 r8:00000002 r7:60000113 r6:ed69dd8c r5:85c50000 r4:85c50000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c50000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed69de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b61440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c50000 r7:00000000 r6:83018200 r5:00001000 r4:7f131000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed215000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c77f8c r4:85c77c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c77f8c r4:84ba0900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c50000 r8:84ba092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ba0900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0900 r8:80287e08 r7:ed691e60 r6:84ba0980 r5:85c50000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed69dfb0 to 0xed69dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850ceac0 INFO: task kworker/1:927:7202 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b6f6d000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 r10:8291a684 r9:ed6a9d84 r8:00000002 r7:60000113 r6:ed6a9d8c r5:85c51800 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8038c r4:85c80000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:ed28b000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8078c r4:85c80400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8078c r4:84ba0b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c52400 r8:84ba0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ba0b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0b00 r8:80287e08 r7:ed6a9e60 r6:84ba0b80 r5:85c52400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed6b9fb0 to 0xed6b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b61640 INFO: task kworker/1:929:7211 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b73c9000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:930:7213 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:930 state:D stack:0 pid:7213 tgid:7213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed6a1d84 r8:00000002 r7:60000113 r6:ed6a1d8c r5:85c53000 r4:85c53000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c53000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6a1e08 r5:00001000 r4:ed2e9000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:931 state:D stack:0 pid:7215 tgid:7215 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c80f8c r4:85c80c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c80f8c r4:84ba0d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c53c00 r8:84ba0d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84ba0d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0d00 r8:80287e08 r7:ed6a1e60 r6:84ba0d80 r5:85c53c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed6bdfb0 to 0xed6bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b61740 INFO: task kworker/1:931:7215 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b7790000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:932:7217 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85c8178c r4:84ba0e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:933 state:D stack:0 pid:7219 tgid:7219 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c5e08 r5:00001000 r4:ed4eb000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85c8138c r4:84ba0f00 r10:00000000 r9:84ba0f00 r8:80287e08 r7:ed6c1e60 r6:84ba0f80 r5:85c55400 r4:84b61a40 Call trace: 1d20: b7c9a000 e07a7000 00000001 80239b98 7f51d000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:934:7221 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:934 state:D stack:0 pid:7221 tgid:7221 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed6c9d84 r8:00000002 r7:60000113 r6:ed6c9d8c r5:85c56000 r4:85c56000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c56000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c56000 r7:00000000 r6:83018200 r5:00001000 r4:7f163000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed5dd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8238c r4:85c82000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8238c r4:848f3000 r10:61c88647 r9:85c56000 r8:848f302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: b7c9a000 e07a7000 00000001 80239b98 7f51d000 00000001 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848f3100 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c81f8c r4:85c81c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c81f8c r4:848f3200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c58c00 r8:848f322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f3200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f3200 r8:80287e08 r7:ed6c9e60 r6:848f3280 r5:85c58c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed6d5fb0 to 0xed6d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b61bc0 INFO: task kworker/1:936:7225 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b8131000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:937:7229 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:937 state:D stack:0 pid:7229 tgid:7229 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed6cdd84 r8:00000002 r7:60000113 r6:ed6cdd8c r5:85c59800 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85c59800 r8:848f332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:854c7100 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b8707000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:938:7231 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:938 state:D stack:0 pid:7231 tgid:7231 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ed6e7000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85c5a400 r8:848f342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: b8d3f000 e07a7000 00000001 80239b98 7f51d000 00000001 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r4:850b7e80 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ed6ddd84 r8:00000002 r7:60000113 r6:ed6ddd8c r5:85c5b000 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6dde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f169000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed64d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c82b8c r4:85c82800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c82b8c r4:848f3500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c5b000 r8:848f352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f3500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f3500 r8:80287e08 r7:ed6d9e60 r6:848f3580 r5:85c5b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed6ddfb0 to 0xed6ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 r4:850e4700 r10:8291a684 r9:ed6e5d84 r8:00000002 r7:60000013 r6:ed6e5d8c r5:85c5bc00 [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b8d3f000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r4:00000001 r4:850e4700 Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6f1e08 r5:00001000 r4:ed6fb000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b91d3000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Workqueue: events bpf_prog_free_deferred r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:edff1000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:848f3a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f3a00 r8:80287e08 r7:ed705e60 r6:848f3a80 r5:85c5ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed6d1fb0 to 0xed6d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:854c7a40 INFO: task kworker/1:944:7243 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b955d000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:945:7245 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:945 state:D stack:0 pid:7245 tgid:7245 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed70dd84 r8:00000002 r7:60000113 r6:ed70dd8c r5:85c58000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed70de08 r5:00001000 r4:ed74d000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8d78c r4:85c8d400 r10:61c88647 r9:85c58000 r8:848f3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:946:7246 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:946 state:D stack:0 pid:7246 tgid:7246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed719d84 r8:00000002 r7:60000113 r6:ed719d8c r5:85c56c00 r4:85c56c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c56c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed719e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cef80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c56c00 r7:00000000 r6:83018200 r5:00001000 r4:7f179000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed729000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8c78c r4:85c8c400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8c78c r4:848f3c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c56c00 r8:848f3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f3c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f3c00 r8:80287e08 r7:ed70de60 r6:848f3c80 r5:85c56c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed719fb0 to 0xed719ff8) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:84aa738c r4:84aa7000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ed733000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85ca8000 r8:848f3d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0781d28 to 0xe0781d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:00001000 r4:edff1000 r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed73dd84 r8:00000002 r7:60000013 r6:ed73dd8c r5:85ca8c00 r4:85ca8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ca8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed73de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ca8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f17d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed739000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8cf8c r4:85c8cc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8cf8c r4:848f3e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ca8c00 r8:848f3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:848f3e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848f3e00 r8:80287e08 r7:ed70de60 r6:848f3e80 r5:85ca8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed73dfb0 to 0xed73dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85331100 INFO: task kworker/1:948:7252 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: b9f7d000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:850e4700 task:kworker/1:949 state:D stack:0 pid:7254 tgid:7254 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331340 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85ca9800 r8:848f3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:950:7256 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:950 state:D stack:0 pid:7256 tgid:7256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed751d84 r8:00000002 r7:60000013 r6:ed751d8c r5:85caa400 r4:85caa400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85caa400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed751e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85caa400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed75b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8db8c r4:85c8d800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8db8c r4:84b5e080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85caa400 r8:84b5e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5e080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5e080 r8:80287e08 r7:ed70de60 r6:84b5e100 r5:85caa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed751fb0 to 0xed751ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85331400 INFO: task kworker/1:950:7256 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r4:00000000 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:951 state:D stack:0 pid:7258 tgid:7258 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed759d84 r8:00000002 r7:60000113 r6:ed759d8c r5:85cab000 r4:85cab000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cab000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed759e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331940 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cab000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb67000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8e38c r4:85c8e000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8e38c r4:84b5e000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cab000 r8:84b5e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5e000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5e000 r8:80287e08 r7:ed751e60 r6:84b5e180 r5:85cab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed759fb0 to 0xed759ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:952:7260 blocked for more than 478 seconds. [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331780 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8df8c r4:85c8dc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:85331680 Exception stack(0xe0781d28 to 0xe0781d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:953:7262 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:953 state:D stack:0 pid:7262 tgid:7262 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed765d84 r8:00000002 r7:60000113 r6:ed765d8c r5:85cac800 r4:85cac800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cac800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed765e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331ac0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cac800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd3d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8e78c r4:85c8e400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8e78c r4:84b5e300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cac800 r8:84b5e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5e300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5e300 r8:80287e08 r7:ed759e60 r6:84b5e380 r5:85cac800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed765fb0 to 0xed765ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed769e08 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85cad400 r8:84b5e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:84b5e400 r8:80287e08 r7:ed765e60 r6:84b5e480 r5:85cad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed769fb0 to 0xed769ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85331a00 INFO: task kworker/1:954:7264 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bb0b9000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:955:7266 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:955 state:D stack:0 pid:7266 tgid:7266 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed76dd84 r8:00000002 r7:60000113 r6:ed76dd8c r5:85cae000 r4:85cae000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cae000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed76de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331dc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cae000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0a5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8ef8c r4:85c8ec00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8ef8c r4:84b5e500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cae000 r8:84b5e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5e500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5e500 r8:80287e08 r7:ed769e60 r6:84b5e580 r5:85cae000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r4:00000000 Exception stack(0xe0781d28 to 0xe0781d70) 1d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 r4:e0781dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:956:7268 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:956 state:D stack:0 pid:7268 tgid:7268 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed771d84 r8:00000002 r7:60000113 r6:ed771d8c r5:85caec00 r4:85caec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85caec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed771e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85caec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3f3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8ff8c r4:85c8fc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8ff8c r4:84b5e600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85caec00 r8:84b5e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5e600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5e600 r8:80287e08 r7:ed76de60 r6:84b5e680 r5:85caec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed771fb0 to 0xed771ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85331f00 INFO: task kworker/1:956:7268 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bb5b9000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:957:7269 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:957 state:D stack:0 pid:7269 tgid:7269 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed731d84 r8:00000002 r7:60000113 r6:ed731d8c r5:85cb0000 r4:85cb0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed731e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85331f40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed143000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8f38c r4:85c8f000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8f38c r4:84b5e700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb0000 r8:84b5e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5e700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5e700 r8:80287e08 r7:ed771e60 r6:84b5e780 r5:85cb0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed731fb0 to 0xed731ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:848ba400 INFO: task kworker/1:957:7269 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bbad0000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:958:7272 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:958 state:D stack:0 pid:7272 tgid:7272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed775d84 r8:00000002 r7:60000113 r6:ed775d8c r5:85cb0c00 r4:85cb0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed775e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed17f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8f78c r4:85c8f400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8f78c r4:84b5e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb0c00 r8:84b5e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5e800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5e800 r8:80287e08 r7:ed771e60 r6:84b5e880 r5:85cb0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed775fb0 to 0xed775ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85705000 INFO: task kworker/1:958:7272 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bbad0000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:959:7274 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:959 state:D stack:0 pid:7274 tgid:7274 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed77dd84 r8:00000002 r7:60000113 r6:ed77dd8c r5:85cb1800 r4:85cb1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed77de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857051c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3c7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c8fb8c r4:85c8f800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c8fb8c r4:84b5e900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb1800 r8:84b5e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5e900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5e900 r8:80287e08 r7:ed771e60 r6:84b5e980 r5:85cb1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed77dfb0 to 0xed77dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85705180 INFO: task kworker/1:959:7274 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bbda1000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r4:e0781dc0 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85cb2400 r4:00000000 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed40f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9838c r4:85c98000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c9838c r4:84b5ea00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb2400 r8:84b5ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5ea00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5ea00 r8:80287e08 r7:ed771e60 r6:84b5ea80 r5:85cb2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed781fb0 to 0xed781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85705280 INFO: task kworker/1:960:7276 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bc208000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:961:7278 blocked for more than 478 seconds. r4:85cb3000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705600 r5:85c9878c r4:85c98400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84b5eb00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:962:7280 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:962 state:D stack:0 pid:7280 tgid:7280 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed789d84 r8:00000002 r7:60000113 r6:ed789d8c r5:85cb3c00 r4:85cb3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed789e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed45f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c98b8c r4:85c98800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c98b8c r4:84b5ec00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb3c00 r8:84b5ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84b5ec00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b5ec00 r8:80287e08 r7:ed785e60 r6:84b5ec80 r5:85cb3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed789fb0 to 0xed789ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85705540 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9978c r4:85c99400 r10:61c88647 r9:85cb4800 r8:84b5ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:964:7284 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:964 state:D stack:0 pid:7284 tgid:7284 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed779d84 r8:00000002 r7:60000013 r6:ed779d8c r5:85cb5400 r4:85cb5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed779e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f183000 r5:85c98f8c r4:85c98c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:85705840 r4:00000000 r5:80070013 r4:80239bb0 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 INFO: task kworker/1:965:7286 blocked for more than 478 seconds. r5:85cb6000 r4:8291a680 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85c9938c r4:85c99000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85cb6000 r8:84b5ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed791fb0 to 0xed791ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0781dc0 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:966:7289 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:966 state:D stack:0 pid:7289 tgid:7289 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed79dd84 r8:00000002 r7:60000113 r6:ed79dd8c r5:85cb6c00 r4:85cb6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed79de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f18f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7cf000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9a78c r4:85c9a400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c9a78c r4:8503f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb6c00 r8:8503f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503f000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f000 r8:80287e08 r7:ed78de60 r6:8503f080 r5:85cb6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed79dfb0 to 0xed79dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85705d80 INFO: task kworker/1:966:7289 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r5:00001000 r4:edff1000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85c60000 r4:8291a680 r4:00000000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c99b8c r4:8503f100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c60000 r8:8503f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503f100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f100 r8:80287e08 r7:ed79de60 r6:8503f180 r5:85c60000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed795fb0 to 0xed795ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85705d80 INFO: task kworker/1:967:7290 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bcfbf000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0781fb0 to 0xe0781ff8) INFO: task kworker/1:968:7291 blocked for more than 478 seconds. r5:8564c800 r4:8291a680 r4:00000000 r9:83018205 r8:8564c800 r7:00000000 r6:83018200 r5:00001000 r4:7f18b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8564c800 r8:8503f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:82ac21e4 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r4:850b7e80 1fa0: 00000000 00000000 00000000 00000000 Call trace: [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85c31800 r7:00000000 r6:83018200 r5:00001000 r4:7f18d000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 1d20: bdb41000 e07a7000 00000001 80239b98 7f51d000 00000001 r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:970:7296 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:970 state:D stack:0 pid:7296 tgid:7296 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed7ddd84 r8:00000002 r7:60000013 r6:ed7ddd8c r5:85beec00 r4:85beec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85beec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7dde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85beec00 r7:00000000 r6:83018200 r5:00001000 r4:7f195000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7f1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9b38c r4:85c9b000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c9b38c r4:8503f300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85beec00 r8:8503f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503f300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f300 r8:80287e08 r7:ed79de60 r6:856f6600 r5:85beec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7ddfb0 to 0xed7ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0781d28 to 0xe0781d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:971:7297 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:971 state:D stack:0 pid:7297 tgid:7297 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed7e5d84 r8:00000002 r7:60000113 r6:ed7e5d8c r5:85648c00 r4:85648c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85648c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7e5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a2c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85648c00 r7:00000000 r6:83018200 r5:00001000 r4:7f191000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7d5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85c9ab8c r4:85c9a800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c9ab8c r4:8503f380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85648c00 r8:8503f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503f380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f380 r8:80287e08 r7:ed7dde60 r6:856f6680 r5:85648c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7e5fb0 to 0xed7e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8502a100 INFO: task kworker/1:971:7297 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bdb41000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:972 state:D stack:0 pid:7299 tgid:7299 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r7:ddde2d80 r6:83018200 r5:85c9af8c r4:8503f480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:8503f480 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7f5fb0 to 0xed7f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8502a200 INFO: task kworker/1:972:7299 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: be6ac000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:973:7301 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:973 state:D stack:0 pid:7301 tgid:7301 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed801d84 r8:00000002 r7:60000113 r6:ed801d8c r5:85ba0c00 r4:85ba0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed801e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a740 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ba0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f199000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed80d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85c9bb8c r4:8503f500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:8503f500 r8:80287e08 r7:ed7dde60 r6:856f6780 r5:85ba0c00 task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 r4:850b7e80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:850e4700 Workqueue: events bpf_prog_free_deferred [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85c9b78c r4:8503f400 r4:8503f400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f400 r8:80287e08 r7:ed801e60 r6:856f6800 r5:85ba0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed811fb0 to 0xed811ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8502a7c0 INFO: task kworker/1:974:7303 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bea0b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:975 state:D stack:0 pid:7305 tgid:7305 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed81dd84 r8:00000002 r7:60000113 r6:ed81dd8c r5:85ba1800 r4:85ba1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed81de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502ab40 r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85ca078c r4:8503f580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8502a5c0 Call trace: 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0781fb0 to 0xe0781ff8) Workqueue: events bpf_prog_free_deferred r4:00000000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85c9bf8c r4:8503f600 r10:00000000 r9:8503f600 r8:80287e08 r7:ed81de60 r6:856f6900 r5:85ba2400 r4:8502a6c0 INFO: task kworker/1:976:7307 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bee9e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:977:7310 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:977 state:D stack:0 pid:7310 tgid:7310 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed841d84 r8:00000002 r7:60000013 r6:ed841d8c r5:85ba3c00 r4:85ba3c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba3c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed841e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502a9c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ba3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f19f000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d80 r6:83018200 r5:85ca038c r4:8503f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba3c00 r8:8503f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xed841fb0 to 0xed841ff8) task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r5:84aa738c r4:84aa7000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85ca0f8c r4:85ca0c00 r7:ddde2d80 r6:83018200 r5:85ca0f8c r4:8503f700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba3000 r8:8503f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503f700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f700 r8:80287e08 r7:ed81de60 r6:856f6a00 r5:85ba3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed851fb0 to 0xed851ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8502aa00 INFO: task kworker/1:978:7313 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bee9e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:979:7314 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed85de08 dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8502aac0 INFO: task kworker/1:979:7314 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bf318000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:980:7316 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:980 state:D stack:0 pid:7316 tgid:7316 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed869d84 r8:00000002 r7:60000113 r6:ed869d8c r5:85ba5400 r4:85ba5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed869e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca51c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ba5400 r7:00000000 r6:83018200 r5:00001000 r4:7f1ab000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed887000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca1b8c r4:85ca1800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca1b8c r4:8503f880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba5400 r8:8503f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503f880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f880 r8:80287e08 r7:ed851e60 r6:856f6b00 r5:85ba5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed869fb0 to 0xed869ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8502af00 INFO: task kworker/1:980:7316 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bf318000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:981:7319 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:981 state:D stack:0 pid:7319 tgid:7319 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed87dd84 r8:00000002 r7:60000013 r6:ed87dd8c r5:85ba6000 r4:85ba6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ba6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed87de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502af40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ba6000 r7:00000000 r6:83018200 r5:00001000 r4:7f1a7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed86f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca138c r4:85ca1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca138c r4:8503f800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ba6000 r8:8503f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503f800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f800 r8:80287e08 r7:ed869e60 r6:856f6b80 r5:85ba6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed87dfb0 to 0xed87dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8502ae00 INFO: task kworker/1:981:7319 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bff2c000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:982:7321 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:982 state:D stack:0 pid:7321 tgid:7321 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed7b1d84 r8:00000002 r7:60000113 r6:ed7b1d8c r5:85c60c00 r4:85c60c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c60c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca5040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1a9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed875000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca178c r4:85ca1400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca178c r4:8503f900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c60c00 r8:8503f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503f900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503f900 r8:80287e08 r7:ed869e60 r6:8503f980 r5:85c60c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7b1fb0 to 0xed7b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5080 INFO: task kworker/1:982:7321 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bff2c000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:983:7323 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:983 state:D stack:0 pid:7323 tgid:7323 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed879d84 r8:00000002 r7:60000113 r6:ed879d8c r5:85c61800 r4:85c61800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c61800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed879e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca5600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c61800 r7:00000000 r6:83018200 r5:00001000 r4:7f1b1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8a1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca278c r4:85ca2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca278c r4:8503fa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c61800 r8:8503fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503fa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503fa00 r8:80287e08 r7:ed869e60 r6:8503fa80 r5:85c61800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed879fb0 to 0xed879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5180 INFO: task kworker/1:983:7323 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: bff2c000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:984:7324 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:984 state:D stack:0 pid:7324 tgid:7324 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed7c1d84 r8:00000002 r7:60000013 r6:ed7c1d8c r5:85c62400 r4:85c62400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c62400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca5280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c62400 r7:00000000 r6:83018200 r5:00001000 r4:7f1ad000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed88d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca1f8c r4:85ca1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca1f8c r4:8503fb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c62400 r8:8503fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503fb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503fb80 r8:80287e08 r7:ed879e60 r6:8503fc00 r5:85c62400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7c1fb0 to 0xed7c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5180 INFO: task kworker/1:984:7324 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c0596000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:985:7327 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:985 state:D stack:0 pid:7327 tgid:7327 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed891d84 r8:00000002 r7:60000013 r6:ed891d8c r5:85c63000 r4:85c63000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c63000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed891e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca5500 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c63000 r7:00000000 r6:83018200 r5:00001000 r4:7f1af000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed89b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca238c r4:85ca2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca238c r4:8503fb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c63000 r8:8503fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503fb00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503fb00 r8:80287e08 r7:ed879e60 r6:8503fc80 r5:85c63000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed891fb0 to 0xed891ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5400 INFO: task kworker/1:985:7327 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c0596000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:986:7329 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:986 state:D stack:0 pid:7329 tgid:7329 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8a5d84 r8:00000002 r7:60000013 r6:ed8a5d8c r5:85c63c00 r4:85c63c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c63c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8a5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca5800 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1b3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8af000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca2b8c r4:85ca2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca2b8c r4:8503fd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c63c00 r8:8503fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503fd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503fd00 r8:80287e08 r7:ed879e60 r6:8503fd80 r5:85c63c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8a5fb0 to 0xed8a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5580 INFO: task kworker/1:986:7329 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c0b0a000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:987:7331 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:987 state:D stack:0 pid:7331 tgid:7331 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8add84 r8:00000002 r7:60000113 r6:ed8add8c r5:85c64800 r4:85c64800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c64800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8ade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca58c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c64800 r7:00000000 r6:83018200 r5:00001000 r4:7f1b5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8b5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca2f8c r4:85ca2c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca2f8c r4:8503fe00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c64800 r8:8503fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503fe00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503fe00 r8:80287e08 r7:ed8a5e60 r6:8503fe80 r5:85c64800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8adfb0 to 0xed8adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca57c0 INFO: task kworker/1:987:7331 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c0b0a000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:988:7333 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:988 state:D stack:0 pid:7333 tgid:7333 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8b9d84 r8:00000002 r7:60000013 r6:ed8b9d8c r5:85c65400 r4:85c65400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c65400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8b9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca5a80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c65400 r7:00000000 r6:83018200 r5:00001000 r4:7f1b7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8c3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca338c r4:85ca3000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca338c r4:8503ff00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c65400 r8:8503ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8503ff00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8503ff00 r8:80287e08 r7:ed8ade60 r6:8503ff80 r5:85c65400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8b9fb0 to 0xed8b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5580 INFO: task kworker/1:988:7333 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c139b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:989:7335 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:989 state:D stack:0 pid:7335 tgid:7335 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8c1d84 r8:00000002 r7:60000113 r6:ed8c1d8c r5:85c66000 r4:85c66000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c66000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca5d80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c66000 r7:00000000 r6:83018200 r5:00001000 r4:7f1bb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca3b8c r4:85ca3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca3b8c r4:8577a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c66000 r8:8577a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a000 r8:80287e08 r7:ed8b9e60 r6:8577a080 r5:85c66000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8c1fb0 to 0xed8c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca59c0 INFO: task kworker/1:989:7335 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c17bd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:990:7337 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:990 state:D stack:0 pid:7337 tgid:7337 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8cdd84 r8:00000002 r7:60000013 r6:ed8cdd8c r5:85c66c00 r4:85c66c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85c66c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8cde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ca5c00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85c66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1b9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8c9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca378c r4:85ca3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca378c r4:8577a100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85c66c00 r8:8577a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a100 r8:80287e08 r7:ed8c1e60 r6:8577a180 r5:85c66c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8cdfb0 to 0xed8cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5b40 INFO: task kworker/1:990:7337 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c17bd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:991:7339 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:991 state:D stack:0 pid:7339 tgid:7339 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8d5d84 r8:00000002 r7:60000113 r6:ed8d5d8c r5:85cb8000 r4:85cb8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8d5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502ae40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb8000 r7:00000000 r6:83018200 r5:00001000 r4:7f1bd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8dd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ca3f8c r4:85ca3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ca3f8c r4:8577a200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb8000 r8:8577a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a200 r8:80287e08 r7:ed8c1e60 r6:8577a280 r5:85cb8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8d5fb0 to 0xed8d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5cc0 INFO: task kworker/1:991:7339 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c17bd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:992:7341 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:992 state:D stack:0 pid:7341 tgid:7341 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8e1d84 r8:00000002 r7:60000013 r6:ed8e1d8c r5:85cb8c00 r4:85cb8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8e1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545f040 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1bf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8eb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce838c r4:85ce8000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce838c r4:8577a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb8c00 r8:8577a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a300 r8:80287e08 r7:ed8d5e60 r6:8577a380 r5:85cb8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8e1fb0 to 0xed8e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85ca5e40 INFO: task kworker/1:992:7341 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c17bd000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:993:7343 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:993 state:D stack:0 pid:7343 tgid:7343 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8e9d84 r8:00000002 r7:60000013 r6:ed8e9d8c r5:85cb9800 r4:85cb9800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cb9800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8e9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545f140 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cb9800 r7:00000000 r6:83018200 r5:00001000 r4:7f1c1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8f1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce878c r4:85ce8400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce878c r4:8577a400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cb9800 r8:8577a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a400 r8:80287e08 r7:ed8e1e60 r6:8577a480 r5:85cb9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8e9fb0 to 0xed8e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545f280 INFO: task kworker/1:993:7343 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c1c2b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:994:7345 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:994 state:D stack:0 pid:7345 tgid:7345 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8f5d84 r8:00000002 r7:60000113 r6:ed8f5d8c r5:85cba400 r4:85cba400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cba400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8f5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545f300 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cba400 r7:00000000 r6:83018200 r5:00001000 r4:7f1c3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8ff000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce8b8c r4:85ce8800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce8b8c r4:8577a500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cba400 r8:8577a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a500 r8:80287e08 r7:ed8e9e60 r6:8577a580 r5:85cba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8f5fb0 to 0xed8f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545f100 INFO: task kworker/1:994:7345 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c1c2b000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:995:7347 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:995 state:D stack:0 pid:7347 tgid:7347 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed8fdd84 r8:00000002 r7:60000113 r6:ed8fdd8c r5:85cbb000 r4:85cbb000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbb000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8fde08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545f480 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cbb000 r7:00000000 r6:83018200 r5:00001000 r4:7f1c5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed905000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce8f8c r4:85ce8c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce8f8c r4:8577a600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cbb000 r8:8577a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a600 r8:80287e08 r7:ed8f5e60 r6:8577a680 r5:85cbb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8fdfb0 to 0xed8fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545f2c0 INFO: task kworker/1:995:7347 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c1f85000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:996:7349 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:996 state:D stack:0 pid:7349 tgid:7349 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed909d84 r8:00000002 r7:60000013 r6:ed909d8c r5:85cbbc00 r4:85cbbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed909e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545f600 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cbbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f1c7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed913000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce938c r4:85ce9000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce938c r4:8577a700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cbbc00 r8:8577a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a700 r8:80287e08 r7:ed8fde60 r6:8577a780 r5:85cbbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed909fb0 to 0xed909ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545f3c0 INFO: task kworker/1:996:7349 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c2435000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:997:7350 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:997 state:D stack:0 pid:7350 tgid:7350 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed911d84 r8:00000002 r7:60000013 r6:ed911d8c r5:85cbd400 r4:85cbd400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbd400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed911e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545fb40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cbd400 r7:00000000 r6:83018200 r5:00001000 r4:7f1cd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed929000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce9b8c r4:85ce9800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce9b8c r4:8577a800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cbd400 r8:8577a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a800 r8:80287e08 r7:ed909e60 r6:8577a880 r5:85cbd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed911fb0 to 0xed911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545f540 INFO: task kworker/1:997:7350 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c2435000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:998:7353 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:998 state:D stack:0 pid:7353 tgid:7353 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed921d84 r8:00000002 r7:60000013 r6:ed921d8c r5:85cbc800 r4:85cbc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed921e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545f900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cbc800 r7:00000000 r6:83018200 r5:00001000 r4:7f1cb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed923000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce978c r4:85ce9400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce978c r4:8577a900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cbc800 r8:8577a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577a900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577a900 r8:80287e08 r7:ed911e60 r6:8577a980 r5:85cbc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed921fb0 to 0xed921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545f840 INFO: task kworker/1:998:7353 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c2869000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:999:7357 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:999 state:D stack:0 pid:7357 tgid:7357 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed92dd84 r8:00000002 r7:60000013 r6:ed92dd8c r5:85cbe000 r4:85cbe000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbe000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed92de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545fbc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cbe000 r7:00000000 r6:83018200 r5:00001000 r4:7f1cf000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed933000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ce9f8c r4:85ce9c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ce9f8c r4:8577aa00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cbe000 r8:8577aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577aa00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577aa00 r8:80287e08 r7:ed911e60 r6:8577aa80 r5:85cbe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed92dfb0 to 0xed92dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545fb00 INFO: task kworker/1:999:7357 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c3233000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1000:7358 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1000 state:D stack:0 pid:7358 tgid:7358 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed899d84 r8:00000002 r7:60000013 r6:ed899d8c r5:85cbec00 r4:85cbec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cbec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed899e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cbec00 r7:00000000 r6:83018200 r5:00001000 r4:7f1d5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed951000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ceab8c r4:85cea800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ceab8c r4:8577ab00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cbec00 r8:8577ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577ab00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577ab00 r8:80287e08 r7:ed92de60 r6:8577ab80 r5:85cbec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed899fb0 to 0xed899ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545fdc0 INFO: task kworker/1:1000:7358 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c3518000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1001:7359 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1001 state:D stack:0 pid:7359 tgid:7359 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed945d84 r8:00000002 r7:60000113 r6:ed945d8c r5:85cc0000 r4:85cc0000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc0000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed945e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545fcc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc0000 r7:00000000 r6:83018200 r5:00001000 r4:7f1d1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed939000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cea38c r4:85cea000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cea38c r4:8577ac00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc0000 r8:8577ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577ac00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577ac00 r8:80287e08 r7:ed899e60 r6:8577ac80 r5:85cc0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed945fb0 to 0xed945ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545fdc0 INFO: task kworker/1:1001:7359 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c3709000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1002:7361 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1002 state:D stack:0 pid:7361 tgid:7361 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed93dd84 r8:00000002 r7:60000013 r6:ed93dd8c r5:85cc0c00 r4:85cc0c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc0c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed93de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1d3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed94b000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cea78c r4:85cea400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cea78c r4:8577ad00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc0c00 r8:8577ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577ad00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577ad00 r8:80287e08 r7:ed899e60 r6:8577ad80 r5:85cc0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed93dfb0 to 0xed93dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8545f9c0 INFO: task kworker/1:1002:7361 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c394e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1003:7364 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1003 state:D stack:0 pid:7364 tgid:7364 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed955d84 r8:00000002 r7:60000013 r6:ed955d8c r5:85cc1800 r4:85cc1800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc1800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed955e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842770c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc1800 r7:00000000 r6:83018200 r5:00001000 r4:7f1d7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed95f000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ceaf8c r4:85ceac00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ceaf8c r4:8577ae80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc1800 r8:8577aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577ae80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577ae80 r8:80287e08 r7:ed899e60 r6:8577af00 r5:85cc1800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed955fb0 to 0xed955ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277240 INFO: task kworker/1:1003:7364 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c394e000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1004:7366 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1004 state:D stack:0 pid:7366 tgid:7366 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed95dd84 r8:00000002 r7:60000113 r6:ed95dd8c r5:85cc2400 r4:85cc2400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc2400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed95de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc2400 r7:00000000 r6:83018200 r5:00001000 r4:7f1d9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed965000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ceb38c r4:85ceb000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ceb38c r4:8577ae00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc2400 r8:8577ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8577ae00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8577ae00 r8:80287e08 r7:ed955e60 r6:85376000 r5:85cc2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed95dfb0 to 0xed95dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277100 INFO: task kworker/1:1004:7366 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c3b76000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1005:7368 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1005 state:D stack:0 pid:7368 tgid:7368 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed969d84 r8:00000002 r7:60000113 r6:ed969d8c r5:85cc3000 r4:85cc3000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc3000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed969e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277440 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc3000 r7:00000000 r6:83018200 r5:00001000 r4:7f1db000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed973000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ceb78c r4:85ceb400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ceb78c r4:85376100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc3000 r8:8537612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376100 r8:80287e08 r7:ed95de60 r6:85376180 r5:85cc3000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed969fb0 to 0xed969ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277540 INFO: task kworker/1:1005:7368 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c40cb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1006:7370 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1006 state:D stack:0 pid:7370 tgid:7370 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed97dd84 r8:00000002 r7:60000113 r6:ed97dd8c r5:85780000 r4:85780000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85780000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed97de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277680 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85780000 r7:00000000 r6:83018200 r5:00001000 r4:7f1dd000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed979000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cebb8c r4:85ceb800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cebb8c r4:85376080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85780000 r8:853760ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376080 r8:80287e08 r7:ed969e60 r6:856f6c00 r5:85780000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed97dfb0 to 0xed97dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842773c0 INFO: task kworker/1:1006:7370 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c40cb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1007:7372 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1007 state:D stack:0 pid:7372 tgid:7372 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed991d84 r8:00000002 r7:60000113 r6:ed991d8c r5:85783000 r4:85783000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85783000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed991e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277780 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85783000 r7:00000000 r6:83018200 r5:00001000 r4:7f1df000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed987000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cebf8c r4:85cebc00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cebf8c r4:85376200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85783000 r8:8537622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376200 r8:80287e08 r7:ed97de60 r6:856f6c80 r5:85783000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed991fb0 to 0xed991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277640 INFO: task kworker/1:1007:7372 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c451d000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1008:7374 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1008 state:D stack:0 pid:7374 tgid:7374 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed999d84 r8:00000002 r7:60000013 r6:ed999d8c r5:85784800 r4:85784800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85784800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed999e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277c80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85784800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e7000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9b7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf0f8c r4:85cf0c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf0f8c r4:85376280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85784800 r8:853762ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376280 r8:80287e08 r7:ed991e60 r6:856f6d00 r5:85784800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed999fb0 to 0xed999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277700 INFO: task kworker/1:1008:7374 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c451d000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1009:7375 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1009 state:D stack:0 pid:7375 tgid:7375 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed971d84 r8:00000002 r7:60000013 r6:ed971d8c r5:85cc4800 r4:85cc4800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc4800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed971e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277900 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f1e1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed98d000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf038c r4:85cf0000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf038c r4:85376300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc4800 r8:8537632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376300 r8:80287e08 r7:ed999e60 r6:85376380 r5:85cc4800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed971fb0 to 0xed971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277700 INFO: task kworker/1:1009:7375 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c48e5000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1010:7377 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1010 state:D stack:0 pid:7377 tgid:7377 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed9a1d84 r8:00000002 r7:60000013 r6:ed9a1d8c r5:85cc5400 r4:85cc5400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc5400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9a1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277a80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc5400 r7:00000000 r6:83018200 r5:00001000 r4:7f1e3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9a3000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf078c r4:85cf0400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf078c r4:85376400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc5400 r8:8537642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376400 r8:80287e08 r7:ed999e60 r6:85376480 r5:85cc5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9a1fb0 to 0xed9a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277840 INFO: task kworker/1:1010:7377 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c48e5000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1011:7380 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1011 state:D stack:0 pid:7380 tgid:7380 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed9add84 r8:00000002 r7:60000013 r6:ed9add8c r5:85cc6000 r4:85cc6000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc6000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9ade08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277b40 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc6000 r7:00000000 r6:83018200 r5:00001000 r4:7f1e5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9a9000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf0b8c r4:85cf0800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf0b8c r4:85376500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc6000 r8:8537652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376500 r8:80287e08 r7:ed999e60 r6:85376580 r5:85cc6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9adfb0 to 0xed9adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277b80 INFO: task kworker/1:1011:7380 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c4c65000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1012:7382 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1012 state:D stack:0 pid:7382 tgid:7382 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed9b5d84 r8:00000002 r7:60000113 r6:ed9b5d8c r5:85cc6c00 r4:85cc6c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc6c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9b5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84277ec0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1e9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9bd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf138c r4:85cf1000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf138c r4:85376600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc6c00 r8:8537662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376600 r8:80287e08 r7:ed999e60 r6:85376680 r5:85cc6c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9b5fb0 to 0xed9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277cc0 INFO: task kworker/1:1012:7382 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c4fe4000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1013:7385 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1013 state:D stack:0 pid:7385 tgid:7385 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed949d84 r8:00000002 r7:60000113 r6:ed949d8c r5:85cc8000 r4:85cc8000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc8000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed949e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570b340 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc8000 r7:00000000 r6:83018200 r5:00001000 r4:7f1eb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9cb000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf178c r4:85cf1400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf178c r4:85376700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc8000 r8:8537672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376700 r8:80287e08 r7:ed9b5e60 r6:85376780 r5:85cc8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed949fb0 to 0xed949ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277e80 INFO: task kworker/1:1013:7385 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c4fe4000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1014:7386 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1014 state:D stack:0 pid:7386 tgid:7386 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed9c9d84 r8:00000002 r7:60000013 r6:ed9c9d8c r5:85cc8c00 r4:85cc8c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cc8c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9c9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bae0c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cc8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1ed000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9d1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf1b8c r4:85cf1800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf1b8c r4:85376800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cc8c00 r8:8537682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376800 r8:80287e08 r7:ed949e60 r6:85376880 r5:85cc8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9c9fb0 to 0xed9c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84277fc0 INFO: task kworker/1:1014:7386 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c4fe4000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1015:7388 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1015 state:D stack:0 pid:7388 tgid:7388 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed9c1d84 r8:00000002 r7:60000113 r6:ed9c1d8c r5:85cca400 r4:85cca400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cca400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9c1e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bae280 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cca400 r7:00000000 r6:83018200 r5:00001000 r4:7f1ef000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9d7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf1f8c r4:85cf1c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf1f8c r4:85376900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cca400 r8:8537692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376900 r8:80287e08 r7:ed9c9e60 r6:85376980 r5:85cca400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9c1fb0 to 0xed9c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bae080 INFO: task kworker/1:1015:7388 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c5508000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1016:7390 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1016 state:D stack:0 pid:7390 tgid:7390 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed9e5d84 r8:00000002 r7:60000013 r6:ed9e5d8c r5:85ccbc00 r4:85ccbc00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ccbc00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9e5e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bae700 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ccbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f1f3000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9ef000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf278c r4:85cf2400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf278c r4:85376a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ccbc00 r8:85376a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376a00 r8:80287e08 r7:ed9c1e60 r6:85376a80 r5:85ccbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9e5fb0 to 0xed9e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bae240 INFO: task kworker/1:1016:7390 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c5508000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1017:7391 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1017 state:D stack:0 pid:7391 tgid:7391 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed9e9d84 r8:00000002 r7:60000013 r6:ed9e9d8c r5:85785400 r4:85785400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85785400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9e9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bae580 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85785400 r7:00000000 r6:83018200 r5:00001000 r4:7f1f1000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9dd000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf238c r4:85cf2000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf238c r4:85376b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85785400 r8:85376b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376b00 r8:80287e08 r7:ed9e5e60 r6:856f6d80 r5:85785400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9e9fb0 to 0xed9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bae200 INFO: task kworker/1:1017:7391 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c58f4000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1018:7394 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1018 state:D stack:0 pid:7394 tgid:7394 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ed9f9d84 r8:00000002 r7:60000113 r6:ed9f9d8c r5:85783c00 r4:85783c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85783c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9f9e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bae7c0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85783c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1f5000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9f5000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf2b8c r4:85cf2800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf2b8c r4:85376b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85783c00 r8:85376bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376b80 r8:80287e08 r7:ed9e5e60 r6:856f6e00 r5:85783c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9f9fb0 to 0xed9f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bae640 INFO: task kworker/1:1018:7394 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c5acb000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1019:7396 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1019 state:D stack:0 pid:7396 tgid:7396 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eda01d84 r8:00000002 r7:60000013 r6:eda01d8c r5:85ccc800 r4:85ccc800 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ccc800 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda01e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baee00 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ccc800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df841000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf378c r4:85cf3400 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf378c r4:85376c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ccc800 r8:85376c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376c00 r8:80287e08 r7:ed9f9e60 r6:85376c80 r5:85ccc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda01fb0 to 0xeda01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bae800 INFO: task kworker/1:1019:7396 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c5c73000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1020:7397 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1020 state:D stack:0 pid:7397 tgid:7397 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eda0dd84 r8:00000002 r7:60000013 r6:eda0dd8c r5:85ccd400 r4:85ccd400 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ccd400 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda0de08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baebc0 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ccd400 r7:00000000 r6:83018200 r5:00001000 r4:7f1f9000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eda09000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf2f8c r4:85cf2c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf2f8c r4:85376d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ccd400 r8:85376d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376d00 r8:80287e08 r7:eda01e60 r6:85376d80 r5:85ccd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda0dfb0 to 0xeda0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bae800 INFO: task kworker/1:1020:7397 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c60c3000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1021:7401 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1021 state:D stack:0 pid:7401 tgid:7401 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eda21d84 r8:00000002 r7:60000013 r6:eda21d8c r5:85cce000 r4:85cce000 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85cce000 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda21e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baec80 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85cce000 r7:00000000 r6:83018200 r5:00001000 r4:7f1fb000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eda17000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf338c r4:85cf3000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf338c r4:85376e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85cce000 r8:85376e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376e00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376e00 r8:80287e08 r7:eda01e60 r6:85376e80 r5:85cce000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda21fb0 to 0xeda21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84baecc0 INFO: task kworker/1:1021:7401 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c60c3000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1022:7403 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1022 state:D stack:0 pid:7403 tgid:7403 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eda25d84 r8:00000002 r7:60000113 r6:eda25d8c r5:85ccec00 r4:85ccec00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ccec00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda25e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765000 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85ccec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb33000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf3b8c r4:85cf3800 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf3b8c r4:85376f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ccec00 r8:85376f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85376f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85376f00 r8:80287e08 r7:eda01e60 r6:85376f80 r5:85ccec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda25fb0 to 0xeda25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84baed80 INFO: task kworker/1:1022:7403 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c6527000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1024:7407 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1024 state:D stack:0 pid:7407 tgid:7407 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53908>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52984>] (__schedule) from [<81a53908>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eda31d84 r8:00000002 r7:60000013 r6:eda31d8c r5:85780c00 r4:85780c00 [<81a538dc>] (schedule) from [<81a53cf0>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85780c00 r4:8291a680 [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53cd8>] (schedule_preempt_disabled) from [<81a563d4>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a560d4>] (__mutex_lock.constprop.0) from [<81a568a0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda31e08 r4:00000000 [<81a5688c>] (__mutex_lock_slowpath) from [<81a568e0>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a568a4>] (mutex_lock) from [<804e78f4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765180 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85780c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9f7000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85cf3f8c r4:85cf3c00 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85cf3f8c r4:8500b000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85780c00 r8:8500b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8500b000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8500b000 r8:80287e08 r7:eda29e60 r6:856f6f00 r5:85780c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda31fb0 to 0xeda31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85765140 INFO: task kworker/1:1024:7407 is blocked on a mutex likely owned by task kworker/0:298:3910. task:kworker/0:298 state:R running task stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52984>] (__schedule) from [<81a53d3c>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:85001800 r8:80200be4 r7:e0781d5c r6:ffffffff r5:85001800 r4:00000000 [<81a53cfc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0781d28 to 0xe0781d70) 1d20: c6527000 e07a7000 00000001 80239b98 7f51d000 00000001 1d40: 82ac15a0 7f51d000 e07a7000 8280c928 82ac21c4 e0781da4 e0781da8 e0781d78 1d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c8>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b8>] (__purge_vmap_area_lazy) from [<804e7a70>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0781dc0 r5:e0781e08 r4:e0781dc0 [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e788c>] (_vm_unmap_aliases) from [<804eb7c8>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332880 r4:00000000 [<804eb660>] (vfree) from [<8054b22c>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85001800 r7:00000000 r6:83018000 r5:00001000 r4:7f51d000 [<8054b1fc>] (execmem_free) from [<803cc374>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edff1000 [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc364>] (bpf_jit_free_exec) from [<803cc754>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6ec>] (bpf_jit_free) from [<803cd8b0>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84aa738c r4:84aa7000 [<803cd764>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84aa738c r4:850b7e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85001800 r8:850b7eac r7:82804d40 r6:dddced80 r5:dddceda0 r4:850b7e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850b7e80 r8:80287e08 r7:e0775e60 r6:850e7900 r5:85001800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0781fb0 to 0xe0781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:850e4700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express Call trace: [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:00070013 r5:60070093 r4:82257c5c [<80201ac8>] (show_stack) from [<8022003c>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201ac8>] (show_stack) from [<8022003c>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:120) [<8021ffcc>] (dump_stack_lvl) from [<80220060>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000000 r4:00000001 [<80220048>] (dump_stack) from [<81a3caec>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<81a3c98c>] (nmi_cpu_backtrace) from [<81a3cc38>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8280c610 r5:8281af00 r4:ffffffff [<81a3cb08>] (nmi_trigger_cpumask_backtrace) from [<802304dc>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:852) r9:00019b39 r8:82ab6564 r7:8280c788 r6:00007765 r5:8281b4c8 r4:85b7b20c [<802304c4>] (arch_trigger_cpumask_backtrace) from [<80386efc>] (trigger_all_cpu_backtrace include/linux/nmi.h:158 [inline]) [<802304c4>] (arch_trigger_cpumask_backtrace) from [<80386efc>] (check_hung_uninterruptible_tasks kernel/hung_task.c:274 [inline]) [<802304c4>] (arch_trigger_cpumask_backtrace) from [<80386efc>] (watchdog+0x4a8/0x69c kernel/hung_task.c:437) [<80386a54>] (watchdog) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:80386a54 r7:83348780 r6:83348780 r5:83251800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8334b500 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 2822 Comm: pr/ttyAMA0 Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express PC is at __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 kernel/locking/spinlock.c:194 LR is at spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] LR is at __uart_port_unlock_irqrestore include/linux/serial_core.h:614 [inline] LR is at pl011_console_device_unlock+0x20/0x24 drivers/tty/serial/amba-pl011.c:2603 pc : [<81a5bd0c>] lr : [<80a6282c>] psr: 60070113 sp : ebd51eb0 ip : ebd51ec0 fp : ebd51ebc r10: 8295b3bc r9 : 00000001 r8 : 00000000 r7 : 00000117 r6 : 8295b320 r5 : 00000000 r4 : 00000001 r3 : 00002459 r2 : 00000000 r1 : 60070113 r0 : 8436c840 Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Control: 30c5387d Table: 84231a40 DAC: 00000000 Call trace: [<81a5bce4>] (_raw_spin_unlock_irqrestore) from [<80a6282c>] (spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]) [<81a5bce4>] (_raw_spin_unlock_irqrestore) from [<80a6282c>] (__uart_port_unlock_irqrestore include/linux/serial_core.h:614 [inline]) [<81a5bce4>] (_raw_spin_unlock_irqrestore) from [<80a6282c>] (pl011_console_device_unlock+0x20/0x24 drivers/tty/serial/amba-pl011.c:2603) [<80a6280c>] (pl011_console_device_unlock) from [<802efd14>] (nbcon_emit_one+0x80/0xf8 kernel/printk/nbcon.c:1123) [<802efc94>] (nbcon_emit_one) from [<802eff34>] (nbcon_kthread_func+0x1a8/0x2a4 kernel/printk/nbcon.c:1210) r6:8280c610 r5:84624800 r4:8295b320 [<802efd8c>] (nbcon_kthread_func) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8295b320 r8:802efd8c r7:84538e80 r6:84538e80 r5:84624800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd51fb0 to 0xebd51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83887f00